Perhaps you should try some spelling variations:
phan viec » phan viet, nhan vien, phan kien
cua viet » ca viet, hoa viet, cua vat
van phan » van phong, van thanh, luan phan
su triet » su viet, su tien, ve triet
dang ha » dong ha, dung ha, lang ha
vu cham » va cham, vu kham, tu cham
soc van » hoc van, oc van, sac van
hieu vu » hieu va, hieu ve, hieu su
san ky » sang ky, van ky, ban ky
dan ky » van ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat ((san ky) OR (dan ky)) dang ha noi. hieu vu cham soc van phan viec ((cua viet) or (su triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat ((san ky) OR (dan ky)) dang ha noi. hieu vu cham soc van phan viec ((cua viet) OR (su triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat ((san ky) OR (dan ky)) dang ha noi. hieu vu cham soc van phan viec ((cua viet) or (su triet))".
• Adding a wildcard symbol may retrieve word variants: thuat ((san ky) OR (dan ky)) dang ha noi. hieu vu cham soc van phan viec ((cua viet) or (su triet))*.