Perhaps you should try some spelling variations:
ha triet » nha triet, va triet, hanh triet
hanh lam » thanh lap, hanh kem, dinh lam
chat xuc » chat huu, cam xuc, chao xu
hieu van » hieu va, thien van, lieu va
van chat » cao chat
ty hang » ly hang, ty xang, thi hang
xuc ban » duc ban, cuc ban, quoc ban
ty nang » ky nang, ty xang, ly nang
hanh va » hang va, hanh vi
so sach » so sanh, bo sach, co sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ((ty nang) OR (ty hang)) xa hoi. hieu van chat xuc ban ((hanh lam) or (hanh va)) ha triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ((ty nang) OR (ty hang)) xa hoi. hieu van chat xuc ban ((hanh lam) OR (hanh va)) ha triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach ((ty nang) OR (ty hang)) xa hoi. hieu van chat xuc ban ((hanh lam) or (hanh va)) ha triet*".