Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
cham cuu » cap cuu, chat cua
cham luc » cham soc, nhan luc, chat lua
cau tren » cu tren, dau tren, ca tren
ly nang » ky nang, ly hang, ly vang
va hanh » van hanh, va thanh, va danh
hanh va » hang va, hanh vi
y nang » ky nang, v nang, may nang
va cau » van cau, va cac, va dau

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) or (ly nang)) xa hoi. lieu va ((cham luc) OR (cham cuu)) va hanh va cau tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ((y nang) OR (ly nang)) xa hoi. lieu va ((cham luc) OR (cham cuu)) va hanh va cau tren*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ((y nang) or (ly nang)) xa hoi. lieu va ((cham luc) OR (cham cuu)) va hanh va cau tren*".