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