Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
doi chieu » doc hieu, doi chi, mot chieu
hua khong » hoa khong, hoac khong, phuc khong
cua khong » cua phuong, cua thuong, cua cong
huong van » huong dan, duong van, hong van
van khang » van khanh, van thanh, van quang
khang cap » khan cap, khang chan, hang ca
ho chieu » theo chieu, hoc thieu, mot chieu

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) or (doi chieu)) xanh - hanh tranh ((hua khong) or (cua khong)) huong van khang cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chieu)) xanh - hanh tranh ((hua khong) OR (cua khong)) huong van khang cap.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chieu)) xanh - hanh tranh ((hua khong) or (cua khong)) huong van khang cap*.