Perhaps you should try some spelling variations:
kinh nghiep » kinh nghiem, doanh nghiep, trinh nghien
nghiep tu » nghiep vu, nghiep vua, nghiep cua
chinh nha » chinh ngan, chinh khoa, chinh cho
tu sach » thu sach, su sach, te sach
du hanh » dieu hanh, duy khanh, luu hanh
nha dai » nhan dai, nha da, nha tai
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: (( tu sach kinh nghiep tu hoc ) or ( du hanh chinh nha dai hoc ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu sach kinh nghiep tu hoc ) OR ( du hanh chinh nha dai hoc )).
• Adding a wildcard symbol may retrieve word variants: (( tu sach kinh nghiep tu hoc ) or ( du hanh chinh nha dai hoc ))*.