Perhaps you should try some spelling variations:
thanh dat » thanh san, thanh hai, thanh van
va triet » va thiet, va trien, ve triet
ve cham » va cham, ve chat, vu cham
tuc gia » tac gia, duc gia, toc gia
va tham » van tham, va cham, va thanh
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
ve chim » va chim, ve chinh, te chiem
dang xa » dang xay, lang xa, dang ha
ky dang » ky nang, ky danh

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 ky dang xa hoi. hieu ((((ve chim) or (ve cham))) or (va tham)) tuc gia thanh dat va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky dang xa hoi. hieu ((((ve chim) OR (ve cham))) OR (va tham)) tuc gia thanh dat va triet.
• Adding a wildcard symbol may retrieve word variants: tu sach ky dang xa hoi. hieu ((((ve chim) or (ve cham))) or (va tham)) tuc gia thanh dat va triet*.