Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu, hoc hien
trinh van » trinh han, trinh quan, trinh toan
hang cong » dang cong, hang nong, bang cong
dung cong » dung trong
van thanh » ban thanh, van tuan
thanh tap » thanh lap, thanh tai, thanh tay

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