Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con te cong snippets" » "con tai cong snippets", "con thi cong snippets", "con thu cong snippets", "con tu cong snippets", "con de cong snippets", "con se cong 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 te cong 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 te cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con te cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con te cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.