Perhaps you should try some spelling variations:
"thep xanh lam tanh f.c." » "heo xanh lam tanh f.c.", "thep bang lam tanh f.c.", "thep hanh lam tanh f.c.", "thep dinh lam tanh f.c.", "thep xanh a tanh f.c.", "thep xanh lam tinh f.c.", "thep xanh lam banh f.c.", "thep xanh lam lanh f.c."
"thep hinh may tinh hoc." » "thi hinh may tinh hoc.", "tap hinh may tinh hoc.", "phap hinh may tinh hoc.", "thep hanh may tinh hoc.", "thep trinh may tinh hoc.", "thep hinh bai tinh hoc.", "thep hinh may tin hoc.", "thep hinh may hinh hoc.", "thep hinh may trinh hoa."
"thep dinh may sinh hoc." » "tham dinh may sinh hoc.", "hiep dinh may sinh hoc.", "phap dinh may sinh hoc.", "thep trinh may sinh hoc.", "thep dinh van sinh hoc.", "thep dinh moi sinh hoc.", "thep dinh cay sinh hoc.", "thep dinh ngay sinh hoc.", "thep dinh va sinh hoc."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("thep xanh lam tanh f.c.") or ((("thep hinh may tinh hoc.") or ("thep dinh may sinh hoc."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("thep xanh lam tanh f.c.") OR ((("thep hinh may tinh hoc.") OR ("thep dinh may sinh hoc."))))*.
• Removing quotes may allow a broader search: (( thep xanh lam tanh f.c. ) or ((( thep hinh may tinh hoc. ) or ( thep dinh may sinh hoc. ))))*.