Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van ban
than cua » nhan cua, ban cua, gian cua
thai cua » tai cuc, tri cua, dai cua
van anh » van thanh, tuan anh, van minh
cac xuc » cam xuc, cac nuoc, chat xuc
hieu ve » hieu va, hieu van
nang ro » nang co, nang ho, nang ra
sac ky » cac ky, sai ky
ve cac » va cac, vien cac
ro lai » o lai, ho lai, ru lai
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 ro lai. hieu ve cac xuc ((van hanh) OR (van anh)) ((thai cua) or (than cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang ro lai. hieu ve cac xuc ((van hanh) OR (van anh)) ((thai cua) OR (than cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky nang ro lai. hieu ve cac xuc ((van hanh) OR (van anh)) ((thai cua) or (than cua)) tre".
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang ro lai. hieu ve cac xuc ((van hanh) OR (van anh)) ((thai cua) or (than cua)) tre*.