Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong cho lao slippers" » "dung cho lao slippers", "dong co lao slippers", "dong hoc lao slippers", "dong cho dao slippers", "dong cho bao slippers", "dong cho lao slippery", "dong cho lao 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 cho lao 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 cho lao slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong cho lao slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong cho lao slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.