Perhaps you should try some spelling variations:
hieu vien » hieu hien, hieu viec, thieu nien
vien cam » vien cac, vien cao, vien nam
vanh dai » van dai, vanh tai, lanh dao
te sach » toc sach
sach ly » sach y, sach lo, sach ty
ly nang » ky nang, ly hang, ly vang
nang xa » nang x, lang xa, nang ma
xuc van » luc van, vuc van, xuc ban
duc van » duc va, duc tan, duc manh
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: "te sach ly nang xa hoi. hieu vien cam ((xuc van) OR (duc van)) vanh dai cua tu~".
• Adding a wildcard symbol may retrieve word variants: te sach ly nang xa hoi. hieu vien cam ((xuc van) OR (duc van)) vanh dai cua tu*.