Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung hoc ba slippers" » "dong hoc ba slippers", "dung thuoc ba slippers", "trung hoc ba slippers", "dung hoc bai slippers", "dung hoc bao slippers", "dung hoc ban slippers", "dung hoc ba slippery", "dung hoc ba 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: (((("dung hoc ba slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung hoc ba slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung hoc ba slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung hoc ba slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.