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