Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap ve bo snippets" » "phap va bo snippets", "pha ve bo snippets", "phan ve bo snippets", "phap ve bao snippets", "phap ve boi snippets", "phap ve co 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: (((("phap ve bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap ve bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap ve bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap ve bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.