Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuu long den snippets" » "cuu cong den snippets", "cuu nang den snippets", "cuu huong den snippets", "cuu long bien snippets", "cuu thong den 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: (((("cuu long den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuu long den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuu long den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuu long den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.