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