Perhaps you should try some spelling variations:
trinh toan » tinh toan, thanh toan, trinh han
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
hoc chieu » hoc thieu, ho chieu, hoc hien
thanh lap » thanh san, phan lap, thanh hai
thanh cac » hanh cac, thanh bac, thanh ca
tranh va » tranh van, trang va, trinh va
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu xanh - canh ((tranh va) or (trinh toan)) nhung cong san ((thanh lap) or (thanh cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - canh ((tranh va) OR (trinh toan)) nhung cong san ((thanh lap) OR (thanh cac)).
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - canh ((tranh va) or (trinh toan)) nhung cong san ((thanh lap) or (thanh cac))*.