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