Perhaps you should try some spelling variations:
tranh nghiep » doanh nghiep, trinh nghien, trac nghiem
chuc nghiem » thuc nghiem, thu nghiem, chu nghiep
sach tranh » canh tranh
nghiep dai » nghiep tai, nghiep bai, nghiep va
pham chuc » pham duc, pham huu, kham chua
nghiem tu » nghiep tu, nghiem su, nghiem te
vu pham » su pham, vi pham, vu kham
te sach » toc sach
tu hoc » te hoc

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( vu pham chuc nghiem tu hoc ) or ( te sach tranh nghiep dai hoc ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( vu pham chuc nghiem tu hoc ) OR ( te sach tranh nghiep dai hoc )).
• Adding a wildcard symbol may retrieve word variants: (( vu pham chuc nghiem tu hoc ) or ( te sach tranh nghiep dai hoc ))*.