Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
hanh tai » hang tai, han tai, hinh tai
va triet » va thiet, va trien, ve triet
tu sach » thu sach, su sach, te sach
ky sang » ky dang, ky tang, duy sang
tao hoi » tao khoi, tao boi, tay hoi
lieu ha » lieu nha, lieu va, liem ha
nam tuc » nam thuc, nam truc, nam tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ((ky sang) OR (ky nang)) tao hoi. lieu ha nam tuc xa ((hanh tai) or (thanh tai)) va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ky sang) OR (ky nang)) tao hoi. lieu ha nam tuc xa ((hanh tai) OR (thanh tai)) va triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((ky sang) OR (ky nang)) tao hoi. lieu ha nam tuc xa ((hanh tai) or (thanh tai)) va triet".
• Adding a wildcard symbol may retrieve word variants: tu sach ((ky sang) OR (ky nang)) tao hoi. lieu ha nam tuc xa ((hanh tai) or (thanh tai)) va triet*.