Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trang » canh tranh, minh trang, tinh trang
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu, hoc hien
ban cong » bang cong, van cong, phan cong
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan ban » van ban

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 trang) OR (hanh trinh))) or (thanh trung)) cua ban cong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((((hanh trang) OR (hanh trinh))) OR (thanh trung)) cua ban cong san toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((((hanh trang) OR (hanh trinh))) or (thanh trung)) cua ban cong san toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((((hanh trang) OR (hanh trinh))) or (thanh trung)) cua ban cong san toan ban*.