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
trinh hoa » trinh do, trinh han
trinh va » trinh van, trinh vat, trinh ve
cong tan » cong tac, cong san, cong thanh
tan van » tran van, tang van, luan van

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 - hanh ((trinh va) or (trinh hoa)) nhung cong tan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh ((trinh va) OR (trinh hoa)) nhung cong tan van ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh ((trinh va) or (trinh hoa)) nhung cong tan van ban*.