Perhaps you should try some spelling variations:
thien van » thi van
thanh vai » thanh hai, thanh van, thanh tai
thu sach » tu sach, thuat sach, thuoc sach
va thanh » gia thanh, ban thanh, va tinh
cau tren » cu tren, dau tren, ca tren
so sach » so sanh, bo sach, hoc sach
co sach » bo sach, cuon sach, hoc sach
nang xa » nang x, lang xa, nang ma
van cam » van nam, van lam, van cau
cam tuc » cam xuc, cam tu, nam thuc
vai cau » va cau, van cau, vai cac
tuc va » thuc va, truc va, tuc xa

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) OR (co sach))) or (thu sach)) ky nang xa hoi. thien van cam tuc va thanh vai cau tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((so sach) OR (co sach))) OR (thu sach)) ky nang xa hoi. thien van cam tuc va thanh vai cau tren.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((so sach) OR (co sach))) or (thu sach)) ky nang xa hoi. thien van cam tuc va thanh vai cau tren".
• Adding a wildcard symbol may retrieve word variants: ((((so sach) OR (co sach))) or (thu sach)) ky nang xa hoi. thien van cam tuc va thanh vai cau tren*.