Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tra mat dan slippers" » "trang mat dan slippers", "tra chat dan slippers", "tran mai dan slippers", "tra hat dan slippers", "tra luat dan slippers", "tra mat bang slippers", "tra mat dan slippery", "tra mat 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: (((("tra mat 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: (((("tra mat dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tra mat dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tra mat dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.