Perhaps you should try some spelling variations:
thien van » thi van
thu sach » tu sach, thuat sach, thuoc sach
cau tren » cu tren, dau tren, ca tren
bo sach » co sach, hoc sach
nang xa » nang x, lang xa, nang ma
van cam » van nam, van lam, van cau
va tinh » may tinh
tinh va » tich va, trinh van, trinh vat
xuc va » duc va, tuc va, luc va
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: ((bo sach) or (thu sach)) ky nang xa hoi. thien van cam xuc va tinh va cau tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((bo sach) OR (thu sach)) ky nang xa hoi. thien van cam xuc va tinh va cau tren.
• Adding a wildcard symbol may retrieve word variants: ((bo sach) or (thu sach)) ky nang xa hoi. thien van cam xuc va tinh va cau tren*.