Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu tinh » trieu tinh, lieu tinh, chau tinh
nhanh lang » nhanh quang, nhanh thang, nhan dang
hanh trinh » canh tranh, hanh chinh
tinh sang » tinh quang, tinh trang, trinh san
van cong » van dong, van phong, phan cong
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cao » toan ban, toan tap
cua van » cua ban, cua vat, cua dan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu tinh - ((((nhanh lang) or (tinh sang))) or (hanh trinh)) cua van cong tac toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu tinh - ((((nhanh lang) OR (tinh sang))) OR (hanh trinh)) cua van cong tac toan cao.
• Adding a wildcard symbol may retrieve word variants: theo chieu tinh - ((((nhanh lang) or (tinh sang))) or (hanh trinh)) cua van cong tac toan cao*.