Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chet dan hoi snippets" » "chet den hoi snippets", "choi dan hoi snippets", "he dan hoi snippets", "chet dan hoc snippets", "chet dai hoi snippets", "chet dang 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: (((("chet dan 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: (((("chet dan hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chet dan hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chet dan hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.