Perhaps you should try some spelling variations:
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
va tham » van tham, va cham, va thanh
soc van » oc van, sac van, soc dan
hoc van » hoc dan, hoc va, hoc vat
cuu tre » cua tre, cau tren, cau treo
te cac » tu cac, ve cac, te cao
vi cuu » vi luu, vinh cuu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te cac ky lang xa hoi. hieu va tham ((soc van) OR (hoc van)) hanh vi cuu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te cac ky lang xa hoi. hieu va tham ((soc van) OR (hoc van)) hanh vi cuu tre".
• Adding a wildcard symbol may retrieve word variants: te cac ky lang xa hoi. hieu va tham ((soc van) OR (hoc van)) hanh vi cuu tre*.