Perhaps you should try some spelling variations:
truc van » truc va, thuc van, truc ban
so sach » so sanh, bo sach, co sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
hanh di » hanh vi, hanh de, danh di
hang di » hang doi, hang dien, hang dich
hang vi » hang va, hanh vi, khang voi
cuu tre » cua tre, cau tren, cau treo
va cau » van cau, va cac, va dau

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 xa hoi. lieu va cau truc van ((hanh di) or (((hang di) OR (hang vi)))) cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ty nang xa hoi. lieu va cau truc van ((hanh di) OR (((hang di) OR (hang vi)))) cuu tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach ty nang xa hoi. lieu va cau truc van ((hanh di) or (((hang di) OR (hang vi)))) cuu tre*".