Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con uu cho snippets" » "con tu cho snippets", "con cu cho snippets", "con um cho snippets", "con vu cho snippets", "con zu cho 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: (((("con uu cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("con uu cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con uu cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con uu cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.