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