Perhaps you should try some spelling variations:
xuc dinh » xac dinh, xuan dinh, luoc dinh
nang xa » nang x, lang xa, nang ma
ve cham » ve chat, vu cham, ve chim
va cham » va chat, va tham
tai cua » thai cua, tri cua, dai cua
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky

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

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