Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap lam mot snippets" » "phap luat mot snippets", "phap luan mot snippets", "phap nham mot snippets", "phap la mot snippets", "phap lac mot snippets", "phap lam mat 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 lam mot 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 lam mot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap lam mot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap lam mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.