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