Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dich dan hoc snippets" » "dich can hoc snippets", "dich dao hoc snippets", "dich han hoc snippets", "dich van hoc snippets", "dich dan toc snippets", "dich dai hoc 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: (((("dich dan hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dich dan hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dich dan hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dich dan hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.