Perhaps you should try some spelling variations:
ban hanh » ban hang
xuc ban » duc ban, cuc ban, quoc ban
sang ky » sang kyo, dang ky, tang ky
lang xa » lang ha, dang xay, lang van
cac xuc » cam xuc, cac nuoc, chat xuc
dan ky » van ky
di su » doi su, da su, de su
ki su » ky su

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sang ky) or (dan ky)) lang xa hoi. lieu va cac xuc ban hanh ((di su) or (ki su)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sang ky) OR (dan ky)) lang xa hoi. lieu va cac xuc ban hanh ((di su) OR (ki su)) triet.
• Adding a wildcard symbol may retrieve word variants: tu ((sang ky) or (dan ky)) lang xa hoi. lieu va cac xuc ban hanh ((di su) or (ki su)) triet*.