Perhaps you should try some spelling variations:
trung cua » truong cua, trung tuan, trung cap
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, bang cong
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap
va tinh » may tinh
doi va » hoi va, noi va, dai va

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi va tinh - hanh ((trung cua) or (tranh cua)) hang cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi va tinh - hanh ((trung cua) OR (tranh cua)) hang cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: doi va tinh - hanh ((trung cua) or (tranh cua)) hang cong tac toan cau*.