Perhaps you should try some spelling variations:
trung cua » truong cua, trung tuan, dung cua
trung cap » truong cao, trung tam
tong cong » trong cong, cong cong, dung cong
hoc dieu » hoc thieu, hoc hien
cong san » cong tac
san phan » san pham, van phan, sat phan
phan cac » nhan cach, phan dau, phan lap

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 hanh - thanh ((trung cua) or (trung cap)) tong cong san phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc dieu hanh - thanh ((trung cua) OR (trung cap)) tong cong san phan cac.
• Adding a wildcard symbol may retrieve word variants: hoc dieu hanh - thanh ((trung cua) or (trung cap)) tong cong san phan cac*.