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