Perhaps you should try some spelling variations:
cau tren » cu tren, dau tren, ca tren
cham xuc » cam xuc, chat xuc, cham soc
sach ty » sach y, sach tu, sach thu
van anh » van thanh, tuan anh, van minh
xuc van » duc van, luc van, vuc van
vu cham » va cham, vu kham, tu cham
hieu vu » hieu va, hieu ve, hieu su
so sach » so sanh, bo sach, co sach
lang ha » long ha
nang ma » tang ma, sang ma, nang cao
nang xa » nang x, lang xa, mang xa
anh vi » hanh vi, anh va, anh ve
vi cau » va cau, ve cau, di cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ty ((((nang xa) OR (nang ma))) or (lang ha)) hoi. hieu vu cham xuc van anh vi cau tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ty ((((nang xa) OR (nang ma))) OR (lang ha)) hoi. hieu vu cham xuc van anh vi cau tren.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach ty ((((nang xa) OR (nang ma))) or (lang ha)) hoi. hieu vu cham xuc van anh vi cau tren".
• Adding a wildcard symbol may retrieve word variants: so sach ty ((((nang xa) OR (nang ma))) or (lang ha)) hoi. hieu vu cham xuc van anh vi cau tren*.