Perhaps you should try some spelling variations:
thien van » thi van
tu sach » thu sach, su sach, tu cach
te sach » toc sach
nang xa » nang x, lang xa, nang ma
nam xua » nam cua, nam mua, nam qua
va hanh » van hanh, va thanh, va danh
hanh va » hang va, hanh vi
cua tre » cuu tre, cua triet, dua tren
xua va » xuat va, vua va, sua va
cua te » cua tu

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 (te sach)) ky nang xa hoi. thien van nam xua va hanh va ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (te sach)) ky nang xa hoi. thien van nam xua va hanh va ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (te sach)) ky nang xa hoi. thien van nam xua va hanh va ((cua tre) or (cua te))*.