Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc mot co snippets" » "luc moi co snippets", "lac mot co snippets", "tuc mot co snippets", "luc mot so snippets", "luc mot 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: (((("luc mot co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc mot co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc mot co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc mot co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.