Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhan my di snippets" » "nhan y di snippets", "nhan ky di snippets", "nhan my doi snippets", "nhan ma di snippets", "nhan mo di 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: (((("nhan my di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan my di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan my di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan my di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.