Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
trinh vat » trinh van, trinh luat, sinh vat
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
cong tan » cong tac, cong thanh, cong ty
toan cao » toan ban, toan tap
tinh va » tich va, trinh van, tinh gia

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

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