Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lua sang chi snippets" » "lua sang code snippets", "luc sang chi snippets", "bua sang chi snippets", "cua sang chi snippets", "lua san chi snippets", "lua sang cho snippets", "lua sang che 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 sang chi 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 sang chi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( lua sang chi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lua sang chi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.