Perhaps you should try some spelling variations:
phan vien » nhan vien, phan kien, phan bien
vien cua » viec cua, dien cua, tien cua
thu sac » thu sach, thu san, thu xac
ky lang » ky nang, ky dang, tay lang
ky tang » ky nang, ky dang, kho tang
hieu ve » hieu va, hieu van
cao suc » cao su, cao duc
va phan » van phan, va phat, va phap
ve cao » va cao, ve bao, ve cac
suc va » duc va, tuc va, luc va
cua tu » cua tuc, cua su, cua cu

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sac ((ky lang) OR (ky tang)) xa hoi. hieu ve cao suc va phan vien cua tu~".
• Adding a wildcard symbol may retrieve word variants: thu sac ((ky lang) OR (ky tang)) xa hoi. hieu ve cao suc va phan vien cua tu*.