Perhaps you should try some spelling variations:
"them thanh kieu tinh f.c." » "thien thanh kieu tinh f.c.", "thi thanh kieu tinh f.c.", "pham thanh kieu tinh f.c.", "them thanh lieu tinh f.c.", "them thanh hieu tinh f.c.", "them thanh thieu tinh f.c.", "them thanh trieu tinh f.c.", "them thanh diep tinh f.c.", "them thanh kieu tinh hoc.", "them thanh kieu tinh bac.", "them thanh kieu tinh duc."
"thep hanh va trinh doc." » "thep hinh va trinh doc.", "thuc hanh va trinh doc.", "thi hanh va trinh doc.", "thep hanh va trinh do.", "thep hanh va trinh hoa.", "thep hanh va trinh co.", "thep hanh van trinh doc.", "thep hanh va tinh doc.", "thep hanh lap trinh doc.", "thep hang va trinh doc.", "thep hanh vi trinh doc."

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("thep hanh va trinh doc.") OR ("them thanh kieu tinh f.c."))~.
• Removing quotes may allow a broader search: (( thep hanh va trinh doc. ) or ( them thanh kieu tinh f.c. ))~.
• Adding a wildcard symbol may retrieve word variants: (("thep hanh va trinh doc.") or ("them thanh kieu tinh f.c."))*.