Perhaps you should try some spelling variations:
lanh tranh » canh tranh, lan tranh, hanh trinh
nhung cong » dung cong, thong cong, hang cong
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh manh » hanh mang, lanh manh, hoang manh
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - ((hanh manh) or (lanh tranh)) va nhung cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - ((hanh manh) OR (lanh tranh)) va nhung cong tac toan tap.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - ((hanh manh) or (lanh tranh)) va nhung cong tac toan tap*.