Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
ban hanh » ban hang
so sach » so sanh, bo sach, co sach
van cam » van nam, van lam, van cau
xuc ban » duc ban, cuc ban, quoc ban
cu tren » dua tren
tu tren » tu truyen, tu tieng, tu trong
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: so sach y nang x hoi. hieu van cam xuc ban hanh vi ((cu tren) or (tu tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach y nang x hoi. hieu van cam xuc ban hanh vi ((cu tren) OR (tu tren)).
• Adding a wildcard symbol may retrieve word variants: so sach y nang x hoi. hieu van cam xuc ban hanh vi ((cu tren) or (tu tren))*.