Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan phan _ slippers" » "phap phan _ slippers", "phan phat _ slippers", "than phan _ slippers", "phan phan _ slippery", "phan phan _ grippers"
"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: (((("phan phan _ slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan phan _ slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan phan _ slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan phan _ slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.