Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan dam da snippets" » "phan dau da snippets", "phan cam da snippets", "phan dai da snippets", "phan dam dac snippets", "phan dam dam snippets", "phan nam da 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 dam da 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 dam da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan dam da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan dam da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.