Perhaps you should try some spelling variations:
remain long » remain among, domains long
main long » pain long, main line, main loop
wang wang » wang yang, wang liang, wang yan
wang pan » wang yan, wang ban, wang dan
sin long » since long, using long, pain long
yi dong » ii doing, kim dong
pan di » pan ji

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang wang pan di ((yi dong) or (yi rong)) ((sin long) or (((main long) OR (remain long)))) du ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang wang pan di ((yi dong) OR (yi rong)) ((sin long) OR (((main long) OR (remain long)))) du ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang wang pan di ((yi dong) or (yi rong)) ((sin long) or (((main long) OR (remain long)))) du ;*".