Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
tieu sang » chieu sang, tieu dung, tiem nang
hanh mang » nhanh mang, hanh trang, nhanh lang
tinh bang » tinh sang, tinh lang, tinh quang
va thong » va thuong, va phuong, he thong
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 sang - ((hanh mang) or (tinh bang)) va thong cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sang - ((hanh mang) OR (tinh bang)) va thong cong tac toan tap*.