Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
theo phap » thi phap
phap tinh » phap sinh, phap tieng, phap tang
nhan taig » nhan tao, han tai, nhan dang
nhan tai » hang tai, van tai, toan tai
cong san » cong tac
san phan » san pham, van phan, sat phan
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo phap tinh - ((nhan taig) or (nhan tai)) va thuong cong san phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo phap tinh - ((nhan taig) OR (nhan tai)) va thuong cong san phan cau*.