Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
sanh ky » sang ky, nganh ky, thanh ky
hanh ky » hanh kem
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
cac duc » cac du, cao duc, cac dac
va hanh » van hanh, va thanh, va danh
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet
ve cac » va cac, vien cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: so ((sanh ky) OR (hanh ky)) lang xa hoi. hieu ve cac duc va hanh vai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so ((sanh ky) OR (hanh ky)) lang xa hoi. hieu ve cac duc va hanh vai cua tre".
• Adding a wildcard symbol may retrieve word variants: so ((sanh ky) OR (hanh ky)) lang xa hoi. hieu ve cac duc va hanh vai cua tre*.