Perhaps you should try some spelling variations:
cuu tre » cua tre, cau tren, cau treo
va hanh » van hanh, va thanh, va danh
nang xa » nang x, lang xa, mang xa
cam tuc » cam xuc, cam tu, nam thuc
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va, hieu van
vi cuu » vi luu, vinh cuu
tuc va » thuc va, truc va, tuc xa
ve cam » ve cham, ve cac, va cam
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: su ((sac ky) or (sach y)) ((nang xa) or (nang ma)) hoi. hieu ve cam tuc va hanh vi cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sac ky) OR (sach y)) ((nang xa) OR (nang ma)) hoi. hieu ve cam tuc va hanh vi cuu tre.
• Adding a wildcard symbol may retrieve word variants: su ((sac ky) or (sach y)) ((nang xa) or (nang ma)) hoi. hieu ve cam tuc va hanh vi cuu tre*.