Perhaps you should try some spelling variations:
thanh hiep » thanh hien, thanh thieu, thanh vien
hiep cua » tiep cua, hieu cua, hien cua
hieu van » hieu va, thien van, lieu va
ky tang » ky nang, ky dang, kho tang
tang ma » mang may, tang van
van cam » van nam, van lam, van cau
thuc va » thuc vat, thuc dan, thuc day
tu sac » tu sach, tu cac, tu san
cua te » cua tu
tuc va » truc va, tuc xa, duc va
sac ky » cac ky, sai ky
xuc va » duc va, luc va, xac va
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky tang ma hoi. hieu van cam ((((xuc va) OR (tuc va))) or (thuc va)) thanh hiep cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky tang ma hoi. hieu van cam ((((xuc va) OR (tuc va))) OR (thuc va)) thanh hiep cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky tang ma hoi. hieu van cam ((((xuc va) OR (tuc va))) or (thuc va)) thanh hiep cua te*".