Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong lieu ly slippers" » "dong hieu ly slippers", "dong dieu ly slippers", "dong tieu ly slippers", "dong lieu ky slippers", "dong lieu xay slippers", "dong lieu lon slippers", "dong lieu ly slippery", "dong lieu ly 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 lieu ly 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 lieu ly slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong lieu ly slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong lieu ly slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.