Perhaps you should try some spelling variations:
nhan khong » nhan thong, nhanh chong, nganh khong
mot chieu » doi chieu, ho chieu
hanh dong » anh dong, ha dong
khong tu » thong tu, phong tu, khong vu
dong san » cong san, dong bang, dong von
san toan » van toan, dan toan, manh toan
toan cao » toan ban, toan tap
tu hanh » du hanh, lu hanh, thuc hanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (theo tieu)) xanh - nhan khong tu hanh dong san toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (theo tieu)) xanh - nhan khong tu hanh dong san toan cao.
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (theo tieu)) xanh - nhan khong tu hanh dong san toan cao*.