Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
vu sach » vu bach, su sach, vu khach
ky dang » ky nang
ky danh » ky anh
hieu va » lieu va, hieu qua
doi cua » dai cua, hoi cua
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va
vi cua » vai 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: vu sach ((ky dang) or (ky danh)) xa hoi. hieu va cam xuc va thanh ((vi cua) or (doi cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ((ky dang) OR (ky danh)) xa hoi. hieu va cam xuc va thanh ((vi cua) OR (doi cua)) tre.
• Adding a wildcard symbol may retrieve word variants: vu sach ((ky dang) or (ky danh)) xa hoi. hieu va cam xuc va thanh ((vi cua) or (doi cua)) tre*.