Perhaps you should try some spelling variations:
lang yanling » wang yanling, wang yangming, zhang yunling
yang agenda » yang anda, change agenda
agenda how » agency how, agenda box, agenda co
wei yang » pei yang, wei wang, wei yang's
how have » how has
tony j » tony a
tony h » tony a

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: lang yanling ((tony j) OR (tony h)) wei yang agenda how have ;~.
• Adding a wildcard symbol may retrieve word variants: lang yanling ((tony j) or (tony h)) wei yang agenda how have ;*.