Perhaps you should try some spelling variations:
tinh viec » tinh viet, dinh viec, sinh viec
cua triet » cua viet, su triet, va triet
tang van » dang van, hoang van, trong van
hieu van » hieu va, thien van, lieu va
sang ma » tang ma, nang ma, sang tao
nam luc » nang luc, nhan luc, nam thuc
luc may » truc may, phuc may
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky

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

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