Perhaps you should try some spelling variations:
hieu viec » nhieu viec, hieu ve, sieu viet
toc sach » hoc sach, doc sach, thuoc sach
van hanh » van thanh, ban hanh, van ban
viec cac » vien cac, viec cua, viec lam
sach tu » sach thu, cach tu, sach ty
cac xuc » cam xuc, cac nuoc, chat xuc
tu nang » tru nang, tu nong, tu nano
van anh » van thanh, tuan anh, van minh
dao cua » dai cua, day cua, dan cua
cua tuc » cua duc, cua tu, cua thuoc
ma hoi » mai hoi, xa hoi, me hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach tu nang ((ma hoi) or (ma hoa)). hieu viec cac xuc ((van hanh) or (van anh)) dao cua tuc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach tu nang ((ma hoi) OR (ma hoa)). hieu viec cac xuc ((van hanh) OR (van anh)) dao cua tuc.
• Adding a wildcard symbol may retrieve word variants: toc sach tu nang ((ma hoi) or (ma hoa)). hieu viec cac xuc ((van hanh) or (van anh)) dao cua tuc*.