Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dao cao hon snippets" » "dao cao code snippets", "dao tao hon snippets", "bao cao hon snippets", "tao cao hon snippets", "dao cao son snippets", "dao cao hoc snippets", "dao ca hon 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: (((("dao cao hon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dao cao hon snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dao cao hon snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao cao hon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.