Perhaps you should try some spelling variations:
thanh han » thanh phan, thanh nhan, thanh hang
thanh ha » thanh hoa, thanh hai, nhanh ha
cau tren » cu tren, dau tren, cau treo
hieu van » hieu va, thien van, lieu va
te sach » toc sach
luc gia » luoc gia, duc gia, quoc gia
cam luc » cam xuc, cau luc
van cam » van nam, van lam, van cau
ca tren » cu tren, la tren, co tren
y nang » ky nang, ly nang, v 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 y nang x hoi. hieu van cam luc gia ((thanh ha) or (thanh han)) ((cau tren) OR (ca tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang x hoi. hieu van cam luc gia ((thanh ha) OR (thanh han)) ((cau tren) OR (ca tren)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang x hoi. hieu van cam luc gia ((thanh ha) or (thanh han)) ((cau tren) OR (ca tren))".
• Adding a wildcard symbol may retrieve word variants: te sach y nang x hoi. hieu van cam luc gia ((thanh ha) or (thanh han)) ((cau tren) OR (ca tren))*.