Perhaps you should try some spelling variations:
thanh luong » thanh huong, thanh long, thanh cuong
thieu sach » chieu sach, hieu cach, theo sach
thien hach » thien thanh, hien hanh
luong quan » thong quan, duong qua
quan dung » quang dung, quan duong, qua dung
dung cong » dung trong
van thang » van thanh, van khang, van hang
van than » van thanh, van tuan, van phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu sach) OR (thien hach)) - thanh luong quan dung cong ((van than) or (van thang)) cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu sach) OR (thien hach)) - thanh luong quan dung cong ((van than) OR (van thang)) cap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu sach) OR (thien hach)) - thanh luong quan dung cong ((van than) or (van thang)) cap*".