Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu tinh » trieu tinh, lieu tinh, chau tinh
doi chieu » doc hieu, doi chi, ho chieu
canh manh » canh tranh, cach mang, anh anh
lanh manh » lanh tranh, lan anh, anh anh
cua nhung » va nhung
van manh » van minh, van anh, van hanh
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
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: doi chieu tinh - ((((canh manh) or (van manh))) or (lanh manh)) cua nhung cong tan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - ((((canh manh) OR (van manh))) OR (lanh manh)) cua nhung cong tan toan cao.
• Adding a wildcard symbol may retrieve word variants: doi chieu tinh - ((((canh manh) or (van manh))) or (lanh manh)) cua nhung cong tan toan cao*.