Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xac toan ban slippers" » "hach toan ban slippers", "xuan toan ban slippers", "bai toan ban slippers", "xac van ban slippers", "xac toan ban slippery", "xac toan ban 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: (((("xac toan ban slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xac toan ban slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xac toan ban slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xac toan ban slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.