Perhaps you should try some spelling variations:
cau treo » cau theo, cau tren, cau triet
qua cham » qua hai, va cham, qua cua
tang ma » mang may, tang van
sach ky » sac ky, sach y, sach ty
qua cac » cua cac
nang xa » nang x, lang xa, nang ma
thuc va » thuc vat, thuc dan, thuc day
va hanh » van hanh, va thanh, va danh
vu sach » vu bach, su sach, vu khach
vi cau » va cau, ve cau, di cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ky ((nang xa) or (tang ma)) hoi. hieu ((qua cham) or (qua cac)) thuc va hanh vi cau treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky ((nang xa) OR (tang ma)) hoi. hieu ((qua cham) OR (qua cac)) thuc va hanh vi cau treo.
• Adding a wildcard symbol may retrieve word variants: vu sach ky ((nang xa) or (tang ma)) hoi. hieu ((qua cham) or (qua cac)) thuc va hanh vi cau treo*.