Perhaps you should try some spelling variations:
wang manning » wang danning, wang yanling, wang yangming
manning tony » learning tony, laing tony
sang minh » kang minah, anh minh, song min
how hai » how has, how hci, how have
tony a » tony h, tony j
u sang » du sang, _ sang
how ai » how aid, how ae, how am
a u » a un, a us

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "wang manning tony a u sang minh ((how hai) OR (how ai)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang manning tony a u sang minh ((how hai) OR (how ai)) ;*.