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