Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho cuoc noi snippets" » "cho duoc noi snippets", "cho cac noi snippets", "cho hoc noi snippets", "cho cuoc doi snippets", "cho cuoc khoi 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 cuoc 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 cuoc noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho cuoc noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho cuoc noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.