Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"data a trac slippers" » "data _ trac slippers", "data 4 trac slippers", "data va trac slippers", "data tap trac slippers", "data anh trac slippers", "data a trac slippery", "data a trac 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 a trac 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 a trac slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( data a trac slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("data a trac slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.