Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hieu tinh » chieu tinh, lieu tinh, kieu tinh
canh manh » canh tranh, van manh, anh anh
lanh manh » lanh tranh, lan anh, van manh
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
doc hieu » toc thieu, hoc thieu, hoc hien
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu tinh - ((((canh manh) or (lanh manh))) or (cach mang)) va nhung cong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu tinh - ((((canh manh) OR (lanh manh))) OR (cach mang)) va nhung cong manh toan ban.
• Adding a wildcard symbol may retrieve word variants: doc hieu tinh - ((((canh manh) or (lanh manh))) or (cach mang)) va nhung cong manh toan ban*.