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