Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"data a han slippers" » "data _ han slippers", "data 4 han slippers", "data va han slippers", "data 2 han slippers", "data a pan slippers", "data a han slippery", "data a han 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 han 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 han slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( data a han slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("data a han slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.