Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
thanh ke » thanh ket, thanh ve, thanh de
va thanh » gia thanh, ban thanh, va tinh
cau tren » cu tren, dau tren, ca tren
ve cham » va cham, ve chat, viet cham
ve chim » va chim, ve chinh, te chiem
sach ky » sac ky, sach y, sach ty
vu cham » va cham, vu kham, tu cham
nang co » nang cao, nang doc, nang noi
xuc va » duc va, tuc va, luc va
ke cau » ket cau

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ky nang co hoc. hieu ((((ve cham) OR (ve chim))) or (vu cham)) xuc va thanh ke cau tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ky nang co hoc. hieu ((((ve cham) OR (ve chim))) OR (vu cham)) xuc va thanh ke cau tren.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ky nang co hoc. hieu ((((ve cham) OR (ve chim))) or (vu cham)) xuc va thanh ke cau tren".
• Adding a wildcard symbol may retrieve word variants: thu sach ky nang co hoc. hieu ((((ve cham) OR (ve chim))) or (vu cham)) xuc va thanh ke cau tren*.