Perhaps you should try some spelling variations:
chau tinh » cuu tinh, ha tinh, cua tinh
trinh van » trinh han, trinh quan, trinh toan
nang cong » nang song, dang cong, bang cong
cong tac » cong ty
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban
ho chau » ha chau, ho chu, o chau
tinh va » tich va, trinh vat, tinh gia

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chau tinh - nhanh ((tinh va) OR (trinh van)) nang cong tac ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chau tinh - nhanh ((tinh va) OR (trinh van)) nang cong tac ((toan cau) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chau tinh - nhanh ((tinh va) OR (trinh van)) nang cong tac ((toan cau) or (toan tap))".
• Adding a wildcard symbol may retrieve word variants: ho chau tinh - nhanh ((tinh va) OR (trinh van)) nang cong tac ((toan cau) or (toan tap))*.