Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cau ngu doi snippets" » "cuu ngu doi snippets", "khau ngu doi snippets", "cau neu doi snippets", "cau ngu noi snippets", "cau nu doi 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 ngu doi 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 ngu doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cau ngu doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cau ngu doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.