Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luat cac chu snippets" » "luat cac code snippets", "luat can chu snippets", "luat cau chu snippets", "xuat cac chu snippets", "luat cac thu snippets", "luat cac che snippets", "luat cac khu 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: (((("luat cac chu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luat cac chu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( luat cac chu snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luat cac chu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.