Perhaps you should try some spelling variations:
thanh tung » thanh cong
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
tao thong » tao trong, giao thong, toan thong
hoc hieu » hoc hien, doc hieu, hoc dieu
tung tao » trung tam, tuong tac, trong tao
cong san » cong tac
san phan » san pham, van phan, sat phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc hieu) OR (hoc thieu)) manh - thanh tung tao thong cong san phan tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc hieu) OR (hoc thieu)) manh - thanh tung tao thong cong san phan tu".
• Adding a wildcard symbol may retrieve word variants: ((hoc hieu) OR (hoc thieu)) manh - thanh tung tao thong cong san phan tu*.