Perhaps you should try some spelling variations:
dang hai » dang khai, hang hai, dung hai
van tham » van thanh, van tuan, van chat
van cham » van chat, va cham, van pham
xa dang » xa dong, da dang, xo dang
so sach » so sanh, bo sach, co sach
ly hang » ly quang
hai cua » thai cua, dai cua, hoi cua
ma hoi » mai hoi, xa hoi, ma hoa
buc xa » tuc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ((ty xang) or (ly hang)) ma hoi. hieu ((van cham) OR (van tham)) buc xa dang hai cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ((ty xang) OR (ly hang)) ma hoi. hieu ((van cham) OR (van tham)) buc xa dang hai cua vat.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach ((ty xang) or (ly hang)) ma hoi. hieu ((van cham) OR (van tham)) buc xa dang hai cua vat".
• Adding a wildcard symbol may retrieve word variants: so sach ((ty xang) or (ly hang)) ma hoi. hieu ((van cham) OR (van tham)) buc xa dang hai cua vat*.