Perhaps you should try some spelling variations:
van khanh » van thanh, van hanh, van anh
thai cua » than cua, tai cuc, tri cua
thai cuu » tai cuc, thi cuc, thai xu
xuc van » duc van, luc van, vuc van
cac xuc » cam xuc, cac nuoc, chat xuc
hieu ve » hieu va, hieu van
sac ky » cac ky, sai ky
ve cac » va cac, vien cac
co hai » co dai, co hoi, o hai
tu sac » tu sach, tu cac, tu san

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang ((_ hai) or (co hai)). hieu ve cac xuc van khanh ((thai cuu) or (thai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang ((_ hai) OR (co hai)). hieu ve cac xuc van khanh ((thai cuu) OR (thai cua)) tre.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang ((_ hai) or (co hai)). hieu ve cac xuc van khanh ((thai cuu) or (thai cua)) tre*.