Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan day hoi snippets" » "phan dau hoi snippets", "phap day hoi snippets", "phan xay hoi snippets", "phan day hoc snippets", "phan dai hoi snippets", "phan dan hoi 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 day hoi 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 day hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan day hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan day hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.