Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc cao vao slippers" » "hoc cao van slippers", "hoc cao va slippers", "hoc cao dao slippers", "hoc cao vao slippery", "hoc cao vao 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 cao vao 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 cao vao slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc cao vao slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc cao vao slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.