Perhaps you should try some spelling variations:
phan viec » phan viet, nhan vien, phan kien
thu sac » thu sach, thu san, thu xac
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
sac ky » cac ky, sai ky
va cao » va cac, va co, va dao
suc va » duc va, tuc va, soc va
luc va » duc va, tuc va, loc va
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sac ky lang xa hoi. hieu va cao ((suc va) or (luc va)) phan viec cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sac ky lang xa hoi. hieu va cao ((suc va) OR (luc va)) phan viec cua te.
• Adding a wildcard symbol may retrieve word variants: thu sac ky lang xa hoi. hieu va cao ((suc va) or (luc va)) phan viec cua te*.