Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan ky bo snippets" » "pham ky bo snippets", "than ky bo snippets", "phap ky bo snippets", "phan ky bao snippets", "phan ky so snippets"
"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 ky bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan ky bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan ky bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan ky bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.