Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khoi ha thi slippers" » "hoi ha thi slippers", "khoa ha thi slippers", "khoi he thi slippers", "khoi pham thi slippers", "khoi ha thi slippery", "khoi ha thi 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: (((("khoi ha thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoi ha thi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khoi ha thi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khoi ha thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.