Perhaps you should try some spelling variations:
thanh dat » thanh san, thanh hai, thanh van
su triet » su viet, su tien, ve triet
de triet » ve triet, de thiet, de viet
xa thanh » va thanh, ha thanh, ta thanh
va cham » va chat, va tham
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
ve chim » va chim, ve cham, ve chinh
dang ha » dong ha, dung ha, lang ha
ty dang » ty xang, ky dang, ty hang
ha hoi » hoa hoi, ha noi, xa hoi

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