Perhaps you should try some spelling variations:
"cheo xanh a tanh f.c." » "heo xanh a tanh f.c.", "chieu xanh a tanh f.c.", "cheo xanh a tan f.c."
"thep hinh a tanh f.c." » "thi hinh a tanh f.c.", "tap hinh a tanh f.c.", "phap hinh a tanh f.c.", "thep hinh a tan f.c.", "thep hinh ha tanh f.c.", "thep hinh va tanh f.c.", "thep hinh ai tanh f.c."
"thep xanh lam sinh hoc." » "heo xanh lam sinh hoc.", "thep bang lam sinh hoc.", "thep hanh lam sinh hoc.", "thep dinh lam sinh hoc.", "thep van lam sinh hoc.", "thep xanh lam tinh hoc.", "thep xanh tam sinh hoc.", "thep xanh lam linh hoc."

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

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