Perhaps you should try some spelling variations:
sach tri » sach tai, sach tren, sach truc
te sach » toc sach
nang xa » nang x, nang ma, mang xa
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
va hanh » van hanh, va thanh, va danh
hanh va » hang va, hanh vi
ve cac » va cac, vien cac
xuc va » duc va, tuc va, luc va
va qua » va quan, va quy, va quang

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 tri ((nang xa) OR (lang xa)) hoi. hieu ve cac xuc va hanh va qua su~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach tri ((nang xa) OR (lang xa)) hoi. hieu ve cac xuc va hanh va qua su".
• Adding a wildcard symbol may retrieve word variants: te sach tri ((nang xa) OR (lang xa)) hoi. hieu ve cac xuc va hanh va qua su*.