Perhaps you should try some spelling variations:
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets", "python using data slippers"
"nhe cao sio2 snippets" » "nhe bao sio2 snippets", "nhe cao son snippets", "nhe cao so snippets", "nghe cao sio2 snippets", "nha cao sio2 snippets", "he cao sio2 snippets", "nhe cao sio2 slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("nhe cao sio2 snippets") or ("python using data snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhe cao sio2 snippets") OR ("python using data snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhe cao sio2 snippets ) or ( python using data snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhe cao sio2 snippets") or ("python using data snippets"))) or ("locating bug code snippets"))*.