Perhaps you should try some spelling variations:
cau treo » cau theo, cau tren, cau triet
toc sac » toc sach, toc san, hoc sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
va danh » va dinh, va dan, va hanh
danh vi » hanh vi, dinh vi, danh di
sac ky » cac ky, sai ky
ve cau » ke cau, va cau, ve cac
vi cau » va cau, di cau, viet cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sac ky nang xa hoi. hieu ve cau tao va danh vi cau treo~.
• Adding a wildcard symbol may retrieve word variants: toc sac ky nang xa hoi. hieu ve cau tao va danh vi cau treo*.