Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
cham thuc » nham thuc, pham thuc, tham thuc
va thanh » gia thanh, ban thanh, va tinh
nang xa » nang x, lang xa, nang ma
va cham » va chat, va tham
thuc va » thuc vat, thuc dan, thuc day
vi cua » vai cua
di cua » dai cua, doi cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu cac) or (thuoc sach)) ky nang xa hoi. lieu va cham thuc va thanh ((vi cua) OR (di cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cac) OR (thuoc sach)) ky nang xa hoi. lieu va cham thuc va thanh ((vi cua) OR (di cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu cac) or (thuoc sach)) ky nang xa hoi. lieu va cham thuc va thanh ((vi cua) OR (di cua)) tre".
• Adding a wildcard symbol may retrieve word variants: ((tu cac) or (thuoc sach)) ky nang xa hoi. lieu va cham thuc va thanh ((vi cua) OR (di cua)) tre*.