Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
thuat san » thuat toan, thuat song, thuat lanh
cau tren » cu tren, dau tren, ca tren
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
va hanh » van hanh, va thanh, ban hanh
va danh » va dinh, va dan, dia danh
vi cau » va cau, ve cau, di cau
ve cam » ve cham, ve cac, va cam

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuoc sach) OR (thuat san)) ky nang xa hoi. hieu ve cam xuc ((va hanh) OR (va danh)) vi cau tren~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thuoc sach) or (thuat san)) ky nang xa hoi. hieu ve cam xuc ((va hanh) OR (va danh)) vi cau tren~".
• Adding a wildcard symbol may retrieve word variants: ((thuoc sach) or (thuat san)) ky nang xa hoi. hieu ve cam xuc ((va hanh) OR (va danh)) vi cau tren*.