Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tra hat dan slippers" » "tra chat dan slippers", "tra ha dan slippers", "tra hai dan slippers", "tra hat van slippers", "tra mat dan slippers", "tra nhat danh slippers", "tra hat dan slippery", "tra hat dan grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("tra hat 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 hat dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tra hat dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tra hat dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.