Perhaps you should try some spelling variations:
iii gender » ii gender, i gender, iii gene
wang jing » wang ning, wang liang, wang yang
song ming » song bing, song min, jong min
ming gong » ming kong, gang gong, ming hung
jing tan » wing tan, jing fang, liang tan
gong min » jong min, song min, gong meng

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: wang jing tan ((iii gender) OR (((iii rep) OR (ii rep)))) song ming gong min ;~.
• Adding a wildcard symbol may retrieve word variants: wang jing tan ((iii gender) or (((iii rep) or (ii rep)))) song ming gong min ;*.