Perhaps you should try some spelling variations:
tranh huy » thanh huy, trang huy, tranh chua
dong cong » duong cong, dung cong, dang cong
theo yeu » theo tieu, thiet yeu, theo chu
yeu tinh » yeu tin, lieu tinh, kieu tinh
huy dong » ha dong
tan toan » tan tran, tap toan, dan toan
van toan » van tan, van thanh, manh toan
van tuan » van quan, van ban, anh tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo yeu tinh - canh tranh huy dong cong ((tan toan) or (((van toan) or (van tuan)))) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo yeu tinh - canh tranh huy dong cong ((tan toan) OR (((van toan) OR (van tuan)))) tap.
• Adding a wildcard symbol may retrieve word variants: theo yeu tinh - canh tranh huy dong cong ((tan toan) or (((van toan) or (van tuan)))) tap*.