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