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