Perhaps you should try some spelling variations:
thanh trung » thanh tung
thanh thang » nhanh thang, thanh thanh, thanh hang
trinh toan » tinh toan, thanh toan, trinh han
dang cong » dung cong
khi xanh » khia canh, thi hanh, thi oanh
toan cau » toan cao, toan ban, toan tap
thi anh » thi hanh, thi thanh, thich anh
va dang » van dang, va nang, va lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((khi xanh) or (thi anh)) - ((thanh thang) or (thanh trung)) va dang cong trinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((khi xanh) OR (thi anh)) - ((thanh thang) OR (thanh trung)) va dang cong trinh toan cau.
• Adding a wildcard symbol may retrieve word variants: doi ((khi xanh) or (thi anh)) - ((thanh thang) or (thanh trung)) va dang cong trinh toan cau*.