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