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
van thanh » ban thanh, van tuan
trinh va » trinh van, trinh vat, trinh ve
van toan » van tuan, manh toan, xuan toan
van tan » van tuan, van ban, van tai

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