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