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