Perhaps you should try some spelling variations:
cau theo » cau thi, cau tao
cau treo » cau tren, cau triet, cau trieu
thanh ve » hanh ve, thanh va, thanh vien
thuc va » thuc dan, thuc day
te sach » toc sach
hieu ve » hieu va, hieu van
ve coc » ve cuoc, ve cac, ve co
sach v » sach va, sach y, sach 2
v nang » va nang, vu nang, van nang
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach v nang x hoi. hieu ve coc ((thuc va) OR (thuc vat)) thanh ve ((cau treo) or (cau theo))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach v nang x hoi. hieu ve coc ((thuc va) OR (thuc vat)) thanh ve ((cau treo) OR (cau theo)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach v nang x hoi. hieu ve coc ((thuc va) OR (thuc vat)) thanh ve ((cau treo) or (cau theo))".
• Adding a wildcard symbol may retrieve word variants: te sach v nang x hoi. hieu ve coc ((thuc va) OR (thuc vat)) thanh ve ((cau treo) or (cau theo))*.