Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
van hang » van khang, van hoang, van thang
su triet » su viet, ve triet
tu tieng » luc tieng, tu tuong, tu trong
hieu ve » hieu va, hieu van
xuc van » duc van, luc van, vuc van
nang xa » nang x, lang xa, nang ma
su tien » su kien, su hien, dau tien
hang di » hang doi, hang vi, hang dien
ve cam » ve cham, ve cac, va cam
y nang » ky nang, ly nang, v nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach y nang xa hoi. hieu ve cam xuc van hang di ((su triet) or (((su tien) OR (tu tieng))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach y nang xa hoi. hieu ve cam xuc van hang di ((su triet) OR (((su tien) OR (tu tieng))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach y nang xa hoi. hieu ve cam xuc van hang di ((su triet) or (((su tien) OR (tu tieng))))*".