Perhaps you should try some spelling variations:
lanh tranh » canh tranh, lan tranh, hanh trinh
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
doi chieu » doc hieu, doi chi, mot chieu
lanh manh » lan anh, van manh, anh anh
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, mot chieu
qua dung » quang dung, su dung, qua song
toan cau » toan cao, toan ban, toan tap

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 - ((lanh manh) or (lanh tranh)) qua dung cong thanh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chieu)) xanh - ((lanh manh) OR (lanh tranh)) qua dung cong thanh toan cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chieu)) xanh - ((lanh manh) or (lanh tranh)) qua dung cong thanh toan cau*.