Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
hoc chieu » ho chieu, hoc hien, hoc dieu
hoc thieu » toc thieu, hoc hien
trung cua » truong cua, trung cap, dung cua
hang cong » dang cong, hang nong, bang cong
cong tac » cong ty
tac chan » tac chuan, tac can, tac chon
chan tu » phan tu, han tu, chon 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 chieu) or (hoc thieu)) xanh - thanh ((trung cua) or (trung tuan)) hang cong tac chan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc thieu)) xanh - thanh ((trung cua) OR (trung tuan)) hang cong tac chan tu.
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (hoc thieu)) xanh - thanh ((trung cua) or (trung tuan)) hang cong tac chan tu*.