Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuu diem cau snippets" » "cuu dieu cau snippets", "buu dien cau snippets", "cuu de cau snippets", "cuu dieu can 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 diem cau 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 diem cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuu diem cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuu diem cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.