Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
xanh cay » xanh ca, nhanh cay, xanh lam
ban hanh » ban hang
hanh tai » thanh tai, hang tai, han tai
so sach » so sanh, bo sach, co sach
sach ky » sac ky, sach y, sach ty
hieu ve » hieu va, hieu van
cac can » cac dan, cac van, cac ban
can ban » van ban, toan ban
tai cua » thai cua, tai cuc, tri cua
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 sach ky ((xanh cay) or (xanh a)) cho. hieu ve cac can ban hanh tai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ky ((xanh cay) OR (xanh a)) cho. hieu ve cac can ban hanh tai cua triet.
• Adding a wildcard symbol may retrieve word variants: so sach ky ((xanh cay) or (xanh a)) cho. hieu ve cac can ban hanh tai cua triet*.