Perhaps you should try some spelling variations:
cau xuc » cam xuc, cau luc, cau truc
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
va dinh » van dinh, va kinh, va tinh
le cua » ly cua
de cua » te cua, dieu cua
xuc va » duc va, tuc va, luc va
san ky » sang ky, van ky, ban ky
dan ky » van ky
va cau » van cau, va cac, va dau

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) or (dan ky)) nang xa hoi. hieu va cau xuc va dinh ((de cua) or (le cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((san ky) OR (dan ky)) nang xa hoi. hieu va cau xuc va dinh ((de cua) OR (le cua)) tre.
• Adding a wildcard symbol may retrieve word variants: tu ((san ky) or (dan ky)) nang xa hoi. hieu va cau xuc va dinh ((de cua) or (le cua)) tre*.