Perhaps you should try some spelling variations:
"ʻusfuri, khalifah ibn khayyat, -854. tarikh khalifa's life khayyat." » "ʻusfuri, khalifah ibn khayyat, -854. tarikh khalifah life khayyat." (Expand Search), "ʻusfuri, khalifah ibn khayyat, -854. tarikh khalifah's life khayyat." (Expand Search), "ʻusfuri, khalil ibn khayyat, -854. tarikh khalifa's life khayyat." (Expand Search), "ʻusfuri, khalifah al khayyat, -854. tarikh khalifa's life khayyat." (Expand Search), "ʻusfuri, khalifah ibn hayyan, -854. tarikh khalifa's life khayyat." (Expand Search)
"ʻusfuri, khalifah ibn khayyat, -854. tarikh khalifa ibn khayyat." » "ʻusfuri, khalifah ibn khayyat, -854. tarikh khalifah ibn khayyat." (Expand Search), "ʻusfuri, khalil ibn khayyat, -854. tarikh khalifa ibn khayyat." (Expand Search), "ʻusfuri, khalifah al khayyat, -854. tarikh khalifa ibn khayyat." (Expand Search), "ʻusfuri, khalifah ibn hayyan, -854. tarikh khalifa ibn hayyan." (Expand Search), "ʻusfuri, khalifah ibn khayyat, -854. tarikh khalil ibn khayyat." (Expand Search), "ʻusfuri, khalifah ibn khayyat, -854. tarikh khalifa born khayyat." (Expand Search)
"ʻusfuri, khalid ibn khayyat, -854. tarikh khalij life khayyat." » "ʻusfuri, khalid ibn khayyat, -854. tarikh khalifah life khayyat." (Expand Search), "ʻusfuri, khalid ibn khayyat, -854. tarikh halab life khayyat." (Expand Search), "ʻusfuri, khalid ibn hayyan, -854. tarikh khalij life khayyat." (Expand Search), "ʻusfuri, khalid ibn khayyat, -854. tarikh khalil life khayyat." (Expand Search), "ʻusfuri, khalil ibn khayyat, -854. tarikh khalij life khayyat." (Expand Search), "ʻusfuri, walid ibn khayyat, -854. tarikh khalij life khayyat." (Expand Search)
"ʻusfuri, khalifah ibn khayyat, -854. tarikh khalaf ibn khayyat." » "ʻusfuri, khalifah ibn khayyat, -854. tarikh halab ibn khayyat." (Expand Search), "ʻusfuri, khalifah ibn khayyat, -854. tarikh khalifah ibn khayyat." (Expand Search), "ʻusfuri, khalifah ibn khayyat, -854. tarikh hayat ibn khayyat." (Expand Search), "ʻusfuri, khalil ibn khayyat, -854. tarikh khalaf ibn khayyat." (Expand Search), "ʻusfuri, khalifah al khayyat, -854. tarikh khalaf ibn khayyat." (Expand Search), "ʻusfuri, khalifah ibn hayyan, -854. tarikh khalaf ibn hayyan." (Expand Search), "ʻusfuri, khalifah ibn khayyat, -854. tarikh khalil ibn khayyat." (Expand Search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("ʻusfuri, khalifah ibn khayyat, -854. tarikh khalifa's life khayyat.") or ("ʻusfuri, khalid ibn khayyat, -854. tarikh khalij life khayyat."))) or ((("ʻusfuri, khalifah ibn khayyat, -854. tarikh khalifa ibn khayyat.") OR ("ʻusfuri, khalifah ibn khayyat, -854. tarikh khalaf ibn khayyat."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ʻusfuri, khalifah ibn khayyat, -854. tarikh khalifa's life khayyat.") OR ("ʻusfuri, khalid ibn khayyat, -854. tarikh khalij life khayyat."))) OR ((("ʻusfuri, khalifah ibn khayyat, -854. tarikh khalifa ibn khayyat.") OR ("ʻusfuri, khalifah ibn khayyat, -854. tarikh khalaf ibn khayyat.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"ʻusfuri, khalifah ibn khayyat, -854. tarikh khalifa's life khayyat.\") or (\"ʻusfuri, khalid ibn khayyat, -854. tarikh khalij life khayyat.\"))) or (((\"ʻusfuri, khalifah ibn khayyat, -854. tarikh khalifa ibn khayyat.\") OR (\"ʻusfuri, khalifah ibn khayyat, -854. tarikh khalaf ibn khayyat.\"))))".
• Removing quotes may allow a broader search: (((( ʻusfuri, khalifah ibn khayyat, -854. tarikh khalifa's life khayyat. ) or ( ʻusfuri, khalid ibn khayyat, -854. tarikh khalij life khayyat. ))) or ((( ʻusfuri, khalifah ibn khayyat, -854. tarikh khalifa ibn khayyat. ) OR ( ʻusfuri, khalifah ibn khayyat, -854. tarikh khalaf ibn khayyat. )))).
• Adding a wildcard symbol may retrieve word variants: (((("ʻusfuri, khalifah ibn khayyat, -854. tarikh khalifa's life khayyat.") or ("ʻusfuri, khalid ibn khayyat, -854. tarikh khalij life khayyat."))) or ((("ʻusfuri, khalifah ibn khayyat, -854. tarikh khalifa ibn khayyat.") OR ("ʻusfuri, khalifah ibn khayyat, -854. tarikh khalaf ibn khayyat."))))*.