Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lich co hoi snippets" » "tich co hoi snippets", "lich cong hoi snippets", "lich can hoi snippets", "lich co hoc snippets", "lich co loi 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: (((("lich co 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: (((("lich co hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lich co hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lich co hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.