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