Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan van li slippers" » "pham van li slippers", "thanh van li slippers", "luan van li slippers", "phan van loi slippers", "phan van le slippers", "phan van ai slippers", "phan van li slippery", "phan van li grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("phan van li slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan van li slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan van li slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan van li slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.