Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
hoc thieu » toc thieu, hoc hien
trung va » truong va, trung ha, trung tam
trang va » tran van, hang va
cong tan » cong tac, cong san, cong thanh
tan chan » dan chan, ban chan, can chan
chan cac » phan cac, chon cac, nhan cach

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (theo chieu)) xanh - thanh ((trung va) or (trang va)) trong cong tan chan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (theo chieu)) xanh - thanh ((trung va) OR (trang va)) trong cong tan chan cac.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (theo chieu)) xanh - thanh ((trung va) or (trang va)) trong cong tan chan cac*.