Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cay dai hoi snippets" » "can dai hoi snippets", "cac dai hoi snippets", "cay dan hoi snippets", "cay dai hoc snippets", "cay dai hai snippets", "cay dai moi 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: (((("cay dai hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cay dai hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cay dai hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cay dai hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.