Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan cau 12 slippers" » "phan dau 12 slippers", "phan cac 12 slippers", "phan tu 12 slippers", "phan cau 12 slippery", "phan cau 12 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: (((("phan cau 12 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 cau 12 slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan cau 12 slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan cau 12 slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.