Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho cau noi snippets" » "cho cac noi snippets", "co cau noi snippets", "cho chu noi snippets", "cho cau hoi snippets", "cho cau doi snippets", "cho cach noi 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: (((("cho cau noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cho cau noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho cau noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho cau noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.