Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
hanh tai » thanh tai, hang tai, han tai
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
thi van » thi lan, thi hanh, thi nang
cau tuc » cau truc, cau tu, cau luc
tuc va » thuc va, truc va, tuc xa
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: thuoc sach ky nang xa hoi. ((thien van) OR (thi van)) cau tuc va ((hanh tai) or (hanh vi)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc sach ky nang xa hoi. ((thien van) OR (thi van)) cau tuc va ((hanh tai) OR (hanh vi)) cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuoc sach ky nang xa hoi. ((thien van) OR (thi van)) cau tuc va ((hanh tai) or (hanh vi)) cua te".
• Adding a wildcard symbol may retrieve word variants: thuoc sach ky nang xa hoi. ((thien van) OR (thi van)) cau tuc va ((hanh tai) or (hanh vi)) cua te*.