Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
nang xa » nang x, lang xa, nang ma
xuc van » duc van, luc van, xuc ban
hanh di » hanh vi, hanh de, hang di
cua tre » cua te, cuu tre, cua triet
tu sai » tu bai, tu san, tu cai
sai ky » sac ky
ve cam » ve cham, ve cac, ve cai
va cam » va cham, va cao, va cai
di cua » dai cua, doi cua, de cua

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

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