Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"chen ho van snippets" » "hen ho van snippets", "che ho van snippets", "chun ho van snippets", "chen hoc van snippets", "chen vo van snippets", "chen so van snippets", "chen ho van slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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: (((("chen ho van snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( chen ho van snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("chen ho van snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.