Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi de doanh slippers" » "doi te doanh slippers", "doi dao doanh slippers", "doi doi doanh slippers", "doi deu doanh slippers", "dai de doanh slippers", "moi de doanh slippers", "doi de doanh slippery", "doi de doanh 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: (((("doi de doanh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi de doanh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi de doanh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi de doanh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.