Perhaps you should try some spelling variations:
van quan » van ban
so sach » so sanh, bo sach, co sach
xuc van » duc van, luc van, vuc van
vai cua » dai cua, hai cua, lai cua
nang co » nang cao, nang doc, nang noi
y nang » ky nang, ly nang, v nang
va cam » va cham, va cac, va cao
ve cam » ve cham, ve cac, ve cai
co hoi » co hoc, co loi
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: so sach y nang co hoi. hieu ((ve cam) or (va cam)) xuc van quan ((vi cua) or (vai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach y nang co hoi. hieu ((ve cam) OR (va cam)) xuc van quan ((vi cua) OR (vai cua)) tre.
• Adding a wildcard symbol may retrieve word variants: so sach y nang co hoi. hieu ((ve cam) or (va cam)) xuc van quan ((vi cua) or (vai cua)) tre*.