Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhe bac can snippets" » "nghe bac can snippets", "he bac can snippets", "nha bac can snippets", "nhe ban can snippets", "nhe bat can snippets", "nhe tac can 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: (((("nhe bac can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhe bac can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhe bac can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhe bac can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.