Perhaps you should try some spelling variations:
cua tre » cua te, cuu tre, cua triet
va sach » van sach, va cach, a sach
nang xa » nang x, lang xa, nang ma
danh de » hanh de, dan de, dang de
va danh » va dinh, va dan, va hanh
ve cham » va cham, ve chat, vu cham
de cua » le cua, te cua, dieu cua
xuc va » duc va, tuc va, luc va
va sac » va cac, va suc, va san
ve cam » ve cac, va cam, ve cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((va sac) or (va sach)) ky nang xa hoi. hieu ((ve cam) OR (ve cham)) xuc va danh de cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((va sac) OR (va sach)) ky nang xa hoi. hieu ((ve cam) OR (ve cham)) xuc va danh de cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((va sac) or (va sach)) ky nang xa hoi. hieu ((ve cam) OR (ve cham)) xuc va danh de cua tre".
• Adding a wildcard symbol may retrieve word variants: ((va sac) or (va sach)) ky nang xa hoi. hieu ((ve cam) OR (ve cham)) xuc va danh de cua tre*.