Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan bac hoi snippets" » "phan cac hoi snippets", "phan ba hoi snippets", "pham bac hoi snippets", "phan bac ho snippets", "phan bac hoc snippets", "phan sach 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 bac 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 bac hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan bac hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan bac hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.