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