Perhaps you should try some spelling variations:
ban tinh » ban thanh, quan tinh, ban hanh
cham cuu » cap cuu, chat cua
tinh va » tich va, trinh van, trinh vat
cuu ban » cuu van, cua ban, cuu san
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
lang xa » lang ha, dang xay, lang van
sach ky » sach y, sach kem, sach hay
sach ty » sach y, sach tu, sach thu
cuu tre » cua tre, cau tren, cau treo
sac ky » cac ky, sai ky
va cuu » va cau, va chu, va huu

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) or (sach ty))) or (sac ky)) lang xa hoi. hieu ve cham cuu ban tinh va cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((((sach ky) OR (sach ty))) OR (sac ky)) lang xa hoi. hieu ve cham cuu ban tinh va cuu tre.
• Adding a wildcard symbol may retrieve word variants: tu ((((sach ky) or (sach ty))) or (sac ky)) lang xa hoi. hieu ve cham cuu ban tinh va cuu tre*.