Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con tang da snippets" » "cong tang da snippets", "son tang da snippets", "con bang da snippets", "con tang dan snippets", "con tang dam snippets", "con tang ma 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 tang da 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 tang da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con tang da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con tang da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.