Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
trung vap » trung cap, trung van, trung lap
trung va » truong va, trang va, trung ha
cong tan » cong tac, cong san, cong thanh
tran cao » toan cao, tran chau, trang cho

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 xanh - manh ((trung vap) or (trung va)) nhung cong tan tran cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - manh ((trung vap) OR (trung va)) nhung cong tan tran cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - manh ((trung vap) or (trung va)) nhung cong tan tran cao*.