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