Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
vien cua » dien cua, tien cua, bien cua
cao hoi » cau hoi, co hoi, cao hoc
nam luc » nang luc, nhan luc, nam thuc
va sinh » va kinh, va tinh, vi sinh
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky
luc va » duc va, tuc va, loc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu san ky nang cao hoi. hieu van nam luc va sinh ((vien cua) or (viec cua)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky nang cao hoi. hieu van nam luc va sinh ((vien cua) OR (viec cua)) triet.
• Adding a wildcard symbol may retrieve word variants: tu san ky nang cao hoi. hieu van nam luc va sinh ((vien cua) or (viec cua)) triet*.