Perhaps you should try some spelling variations:
lang muong » lang tuong, long muong, nang luong
theo chu » theo chieu, cho chu, chao chu
chu sach » cau sach, thu sach, chieu sach
thang va » hang va, trang va, thanh va
thong va » thong cua, truong va, thong qua
dan than » dan chan, ban than, dan toan
van than » van thanh, van thang, van tuan

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu sach - thanh ((thang va) OR (thong va)) lang muong ((dan than) OR (van than)) cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu sach - thanh ((thang va) or (thong va)) lang muong ((dan than) OR (van than)) cap~".
• Adding a wildcard symbol may retrieve word variants: theo chu sach - thanh ((thang va) or (thong va)) lang muong ((dan than) OR (van than)) cap*.