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