Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan ky ve snippets" » "pham ky ve snippets", "than ky ve snippets", "phap ky ve snippets", "phan ly ve snippets", "phan ke ve snippets", "phan ky le 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 ve 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 ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan ky ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan ky ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.