Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chan yu do snippets" » "chen yu do snippets", "chun yu do snippets", "chan yuda do snippets", "chan tu do snippets", "chan yu de 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: (((("chan yu do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chan yu do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chan yu do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chan yu do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.