Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
te sach » toc sach
ve cham » va cham, ve chat, vu cham
va hanh » van hanh, va thanh, va danh
y nang » ly nang, v nang, may nang
ve cam » ve cac, va cam, ve cai
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: te sach ((y nang) OR (ky nang)) xa hoi. hieu ((ve cam) or (ve cham)) xuc va hanh vi cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((y nang) OR (ky nang)) xa hoi. hieu ((ve cam) OR (ve cham)) xuc va hanh vi cua viet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((y nang) OR (ky nang)) xa hoi. hieu ((ve cam) or (ve cham)) xuc va hanh vi cua viet".
• Adding a wildcard symbol may retrieve word variants: te sach ((y nang) OR (ky nang)) xa hoi. hieu ((ve cam) or (ve cham)) xuc va hanh vi cua viet*.