Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luan data v0 slippers" » "luat dat v0 slippers", "luan dac v0 slippers", "luan danh v0 slippers", "luan data v0 slippery", "luan data v0 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: (((("luan data v0 slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luan data v0 slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luan data v0 slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luan data v0 slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.