Perhaps you should try some spelling variations:
khanh sinh » khang sinh, khanh linh, khanh vinh
hieu van » hieu va, thien van, lieu va
va khanh » van khanh, va thanh, vu khanh
sinh cua » manh cua, dinh cuu, sinh va
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va
cam tuc » cam xuc, cam tu, nam thuc
cua tre » cua te, cuu tre, cua triet
tuc va » thuc va, truc va, tuc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ty nang xa hoi. ((hieu ve) OR (hieu van)) cam tuc va khanh sinh cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty nang xa hoi. ((hieu ve) OR (hieu van)) cam tuc va khanh sinh cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach ty nang xa hoi. ((hieu ve) OR (hieu van)) cam tuc va khanh sinh cua tre*.