Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
thong cong » trong cong, tong cong, thong thong
trung cap » truong cao, trung tam
khi xanh » khia canh, thi hanh, thi anh
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi khi xanh - hanh ((trung tuan) or (trung cap)) thong cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi khi xanh - hanh ((trung tuan) OR (trung cap)) thong cong tac toan tap.
• Adding a wildcard symbol may retrieve word variants: doi khi xanh - hanh ((trung tuan) or (trung cap)) thong cong tac toan tap*.