Perhaps you should try some spelling variations:
chiet tach » chieu sach
lang trong » dung trong, cong trong, dong trong
doi chiet » doi chieu, doi chi, doi viet
trong chu » trong thu, trong cho, trong che
nang cong » nang song, dang cong, bang cong
chu nang » chuc nang, chua nang, cuu nang
van tuan » van quan, anh tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chiet tach - lang trong chu nang cong ((van tuan) or (van ban)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chiet tach - lang trong chu nang cong ((van tuan) OR (van ban)) cau.
• Adding a wildcard symbol may retrieve word variants: doi chiet tach - lang trong chu nang cong ((van tuan) or (van ban)) cau*.