Perhaps you should try some spelling variations:
vien cac » vien bach, vien dai, vien da
va thanh » gia thanh, ban thanh, va tinh
hai cua » thai cua, dai cua, hoi cua
lai cua » dai cua, lai chau, thai cua
vu sach » vu bach, su sach, vu khach
nang co » nang cao, nang doc, nang noi
y nang » ky nang, ly nang, v nang
xuc va » duc va, tuc va, luc va
ve cam » ve cham, ve cac, va cam
co hoi » co hoc, co loi

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach y nang co hoi. hieu ((ve cam) or (vien cac)) xuc va thanh ((lai cua) OR (hai cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach y nang co hoi. hieu ((ve cam) OR (vien cac)) xuc va thanh ((lai cua) OR (hai cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach y nang co hoi. hieu ((ve cam) or (vien cac)) xuc va thanh ((lai cua) OR (hai cua)) te".
• Adding a wildcard symbol may retrieve word variants: vu sach y nang co hoi. hieu ((ve cam) or (vien cac)) xuc va thanh ((lai cua) OR (hai cua)) te*.