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, ky tang
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
sac ky » cac ky, sai ky
ve cao » va cao, ve bao, ve cac
suc va » duc va, tuc va, soc va
luc va » duc va, tuc va, loc 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 xa hoi. hieu ve cao ((suc va) OR (luc va)) phan vien cua tu~".
• Adding a wildcard symbol may retrieve word variants: thu sac ky lang xa hoi. hieu ve cao ((suc va) OR (luc va)) phan vien cua tu*.