Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc van coc snippets" » "hoc dan coc snippets", "hoc va coc snippets", "hoc vat coc snippets", "hoc van hoc snippets", "hoc van loc snippets", "hoc van co snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("hoc van coc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc van coc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc van coc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc van coc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.