Perhaps you should try some spelling variations:
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
va chat » van chat, va phat, cao chat
xa hanh » xa thanh, xa khanh, va hanh
cuu tre » cua tre, cau tren, cau treo
va cam » va cham, va cac, va cao
xuc xa » tuc xa, buc xa
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: tu ((sach ky) or (cac ky)) nang xa hoi. hieu ((va cam) or (va chat)) xuc xa hanh vi cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (cac ky)) nang xa hoi. hieu ((va cam) OR (va chat)) xuc xa hanh vi cuu tre.
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) or (cac ky)) nang xa hoi. hieu ((va cam) or (va chat)) xuc xa hanh vi cuu tre*.