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