Perhaps you should try some spelling variations:
hieu viec » nhieu viec, hieu ve, hieu hien
sieu viet » su viet, dien viet, bien viet
thu vang » thu bang, thu dang, thu sang
hanh dai » hanh tai, hanh dao, vanh dai
thu hang » thi hang, thuc hanh, thu huong
tu sach » thu sach, su sach, te sach
cua xuc » cua duc, cua tuc, cua cuc
va hanh » van hanh, va thanh, va danh
xuc va » duc va, tuc va, luc va
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ((thu vang) or (thu hang)) xa hoi. ((hieu viec) or (sieu viet)) cua xuc va hanh dai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((thu vang) OR (thu hang)) xa hoi. ((hieu viec) OR (sieu viet)) cua xuc va hanh dai cua te.
• Adding a wildcard symbol may retrieve word variants: tu sach ((thu vang) or (thu hang)) xa hoi. ((hieu viec) or (sieu viet)) cua xuc va hanh dai cua te*.