Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"data vi pham slippers" » "dat vi pham slippers", "data v0 pham slippers", "data vi phan slippers", "data vi pham slippery", "data vi pham 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: (((("data vi pham slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("data vi pham slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( data vi pham slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("data vi pham slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.