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