Perhaps you should try some spelling variations:
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"
"hieu do ben slippers" » "hieu so ben slippers", "hieu bo ben slippers", "bieu do ben slippers", "hieu do bien slippers", "hieu do been slippers", "hieu do benh slippers", "hieu do ben slippery", "hieu do ben grippers"
"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: (((("hieu do ben slippers") or ("python using data snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hieu do ben slippers") OR ("python using data snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hieu do ben slippers ) or ( python using data snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hieu do ben slippers") or ("python using data snippets"))) or ("locating bug code snippets"))*.