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