Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
ban thanh » ban hanh, ban hang
thien van » thi van
cau tren » cu tren, dau tren, ca tren
thu sach » thuat sach, thuoc sach, thu hoach
vai cau » va cau, van cau, vai cac
luc ban » duc ban, cuc ban, luc bat
cam luc » cam xuc, cau luc
van cam » van nam, van lam, van cau
tu sach » su sach, te sach, tu cach
nang ma » tang ma, sang ma, nang cao
nang xa » nang x, lang xa, mang xa

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