Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con co cach snippets" » "con co cac snippets", "con co sach snippets", "con ca cach snippets", "cong co cach snippets", "con cho cach snippets", "con coi cach 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 co cach 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 co cach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con co cach snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con co cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.