Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
cham xuc » cam xuc, chat xuc, cham soc
thu nang » thu hang, thu bang, tho nang
dong cua » dung cua, cong cua, huong cua
thi nang » thi cong, ki nang, thi hanh
hoi cua » hoi chuc
va hanh » van hanh, va thanh, va danh
hieu va » lieu va, hieu qua
va cham » va chat, va tham
xuc va » duc va, tuc va, luc va
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach ((thu nang) OR (thi nang)) ma hoi. hieu va cham xuc va hanh ((hoi cua) or (dong cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach ((thu nang) OR (thi nang)) ma hoi. hieu va cham xuc va hanh ((hoi cua) OR (dong cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach ((thu nang) OR (thi nang)) ma hoi. hieu va cham xuc va hanh ((hoi cua) or (dong cua)) te".
• Adding a wildcard symbol may retrieve word variants: toc sach ((thu nang) OR (thi nang)) ma hoi. hieu va cham xuc va hanh ((hoi cua) or (dong cua)) te*.