Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cau tri cong snippets" » "cau tai cong snippets", "cau thi cong snippets", "cau trien cong snippets", "cai tri cong snippets", "cau tra cong 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: (((("cau tri cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cau tri cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cau tri cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cau tri cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.