Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thanh vai » thanh hai, thanh van, thanh tai
lang hoa » hang hoa, lang ha, nang hoa
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty lang » tay lang, ty xang, ty hang
hoa hoi » khoa hoi, hoa hoc, hoa doi
thu van » thuc van, thuy van, tu van
su bien » su hien, su tien, so bien
le nam » he nam, le na, te nam
kien » vien, tien, dien

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ty lang hoa hoi. hieu ((le nam) or (ly nam)) thu van thanh vai ((su bien) OR (su kien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty lang hoa hoi. hieu ((le nam) OR (ly nam)) thu van thanh vai ((su bien) OR (su kien)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty lang hoa hoi. hieu ((le nam) or (ly nam)) thu van thanh vai ((su bien) OR (su kien))".
• Adding a wildcard symbol may retrieve word variants: te sach ty lang hoa hoi. hieu ((le nam) or (ly nam)) thu van thanh vai ((su bien) OR (su kien))*.