Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"web sung nam snippets" » "web song nam snippets", "web huong nam snippets", "web bang nam snippets", "web quang nam snippets", "web dong nam snippets", "web sung nam slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("web sung nam snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("web sung nam snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( web sung nam snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("web sung nam snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.