Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong voi anh slippers" » "dong von anh slippers", "dong hoi anh slippers", "dong doi anh slippers", "dong vi anh slippers", "dong voi doanh slippers", "dong voi anh slippery", "dong voi anh 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 voi anh 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 voi anh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong voi anh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong voi anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.