Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi thi goc snippets" » "doi thoi goc snippets", "do thi goc snippets", "doi khi goc snippets", "doi thi ngoc snippets", "doi thi loc snippets", "doi thi toc 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: (((("doi thi goc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi thi goc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi thi goc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi thi goc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.