Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
ban thanh » ban hanh, ban hang
cao hoi » cau hoi, co hoi, cao hoc
hieu vu » hieu va, hieu ve, hieu su
cuc tre » duc tre, cua tre, cuu tre
sac ky » cac ky
cham o » cham soc
cam lo » nam lo, cam ly, cam o

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu ((sac ky) OR (sai ky)) nang cao hoi. hieu vu ((cham o) or (cam lo)) ban thanh tai cuc tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((sac ky) OR (sai ky)) nang cao hoi. hieu vu ((cham o) OR (cam lo)) ban thanh tai cuc tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu ((sac ky) OR (sai ky)) nang cao hoi. hieu vu ((cham o) or (cam lo)) ban thanh tai cuc tre*".