Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung tuan » trung thanh, trung tam, tran tuan
dieu tinh » diep tinh, lieu tinh, dien tinh
tong cong » trong cong, dung cong, dang cong
cong cong » cong dong, trong cong, dung cong
hoc dieu » hoc thieu, hoc hien
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: hoc dieu tinh - thanh trung tuan ((tong cong) or (cong cong)) san phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc dieu tinh - thanh trung tuan ((tong cong) OR (cong cong)) san phan cau.
• Adding a wildcard symbol may retrieve word variants: hoc dieu tinh - thanh trung tuan ((tong cong) or (cong cong)) san phan cau*.