Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mat ban chan snippets" » "mat dan chan snippets", "mat ban than snippets", "mat ban nhan snippets", "mat bang chan snippets", "bat ban chan 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: (((("mat ban chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mat ban chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mat ban chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mat ban chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.