Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chap dat dot snippets" » "phap day dot snippets", "cai dat dot snippets", "lap dat dot snippets", "chap da dot snippets", "chap dat doc snippets", "chap dat duoc 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: (((("chap dat dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chap dat dot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chap dat dot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chap dat dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.