Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
thu sach » tu sach, thuoc sach, thu hoach
van hanh » van thanh, ban hanh, van anh
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
xuc van » duc van, luc van, vuc van
vai cua » dai cua, hai cua, lai cua
y nang » ky nang, ly nang, v nang
ve cam » ve cham, ve cac, va cam
vi cua » di cua

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