Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
trinh ha » trinh han, trinh hoa, trinh nha
ha nhung » hoa nhung, hay nhung, pha nhung
tac doan » tan doan, thai doan, cac doanh
tap quan » tac quan, hai quan

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh trinh ha nhung cong ((tac doan) OR (((tap doan) OR (tap quan)))) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh trinh ha nhung cong ((tac doan) or (((tap doan) OR (tap quan)))) cau~".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh trinh ha nhung cong ((tac doan) or (((tap doan) OR (tap quan)))) cau*.