Perhaps you should try some spelling variations:
thanh xuc » thanh xuan, thanh huy, hanh xu
van thanh » ban thanh, van tuan
cau tren » cu tren, dau tren, ca tren
hieu van » hieu va, thien van, lieu va
danh sai » dung sai, danh bat, danh dau
ty nang » ty xang, ty hang, ly nang
su sach » so sach, vu sach
va danh » va dinh, va dan, va hanh
sai cau » lai chau, mai chau, hai chau
tu sach » thu sach, te sach, tu cach
xuc va » duc va, tuc va, luc va
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: ((tu sach) or (su sach)) ((ty nang) OR (ky nang)) x hoi. hieu van thanh xuc va danh sai cau tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (su sach)) ((ty nang) OR (ky nang)) x hoi. hieu van thanh xuc va danh sai cau tren*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (su sach)) ((ty nang) OR (ky nang)) x hoi. hieu van thanh xuc va danh sai cau tren*".