Perhaps you should try some spelling variations:
main network » chain network, brain networks, chain networks
network six » network site, network size, network big
wang yang » wang liang, wang yanling
tong shui » cong shu, gong hui
tong hui » wang hui
a main » 1 main, 2 main
jan a » jane a, can a, jan m

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang yang) or (wang yan)) jan a main network six ((tong shui) OR (tong hui)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yang) OR (wang yan)) jan a main network six ((tong shui) OR (tong hui)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yang) or (wang yan)) jan a main network six ((tong shui) OR (tong hui)) ;*".