Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung dat n2 slippers" » "dung va n2 slippers", "dung tai n2 slippers", "dung dat 12 slippers", "dung dat n2 slippery", "dung dat n2 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: (((("dung dat n2 slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung dat n2 slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung dat n2 slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung dat n2 slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.