Perhaps you should try some spelling variations:
cau treo » cau theo, cau tren, cau triet
thuc day » thuc dan, thuc vat
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
ty nang » ky nang, ty xang, ty hang
sach ty » sach y, sach tu, sach thu
hanh de » hanh ve, hanh kem
cuu tre » cua tre, cau tren
su sach » so sach, vu sach
ve am » va am

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ty nang xa hoi. hieu ve am thuc day ((hanh vi) or (hanh de)) ((cuu tre) OR (cau treo))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty nang xa hoi. hieu ve am thuc day ((hanh vi) OR (hanh de)) ((cuu tre) OR (cau treo))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ty nang xa hoi. hieu ve am thuc day ((hanh vi) or (hanh de)) ((cuu tre) OR (cau treo))*".