Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
tran hoang » tran hong, quan hoang, tran quang
trinh quan » tinh quang, trinh luat, trinh han
hoc thieu » toc thieu, hoc hien
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
tinh cua » trinh cua, sinh cua, tinh chat
ban cong » bang cong, van cong, phan cong
cong tan » cong tac, cong san, cong thanh

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