Perhaps you should try some spelling variations:
hanh lai » hanh lam, hanh tai, thanh lap
ve triet » va trien, su triet
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
va hanh » van hanh, va thanh, va danh
sac ky » sai ky
ve cam » ve cham, ve cac, va cam
cam tu » cam thu, nam tu, dam tu
lai ve » loai ve, lai va, la ve

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

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