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