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