Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"den ha tran slippers" » "den nha trang slippers", "den thai tran slippers", "den tan tran slippers", "den kha tran slippers", "den ho tran slippers", "den va tran slippers", "den ha tran slippery", "den ha tran 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: (((("den ha tran slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("den ha tran slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( den ha tran slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("den ha tran slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.