Perhaps you should try some spelling variations:
nham thuc » nhan thuc, nam thuc, nham thu
sanh thi » anh thi, oanh thi, nhanh thi
thi hang » thi hanh, thi nang, thi hong
cham tuc » pham thuc, tham thuc, cham soc
hanh tai » thanh tai, hang tai, han tai
so sanh » do sanh
hang xa » hoang xa, hang va, hang ca
hieu ve » hieu va, hieu van
xa hanh » xa thanh, xa khanh, va hanh
tai cuu » tai cuc, tai buu, tai cua
cuu tre » cua tre, cau tren, cau treo

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sanh thi hang xa hoi. hieu ve ((cham tuc) OR (nham thuc)) xa hanh tai cuu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sanh thi hang xa hoi. hieu ve ((cham tuc) OR (nham thuc)) xa hanh tai cuu tre".
• Adding a wildcard symbol may retrieve word variants: so sanh thi hang xa hoi. hieu ve ((cham tuc) OR (nham thuc)) xa hanh tai cuu tre*.