Perhaps you should try some spelling variations:
juan rene » juan meng, juan rana
song ming » song bing, song min, gong min
congo can » congo call, cong van, congo a
yan minh » tuan minh, sang minh, yang mind
yi juan » y juan
yan yi » yang yi, tan yi, yan zi
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yan yi juan rene ((yan minh) or (song ming)) congo can ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan yi juan rene ((yan minh) OR (song ming)) congo can ;*.