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