Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"giang lan wu snippets" » "giang van wu snippets", "gian lan wu snippets", "giang san wu snippets", "giang can wu snippets", "giang fan wu snippets", "giang lin wu snippets", "giang lan wu 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: (((("giang lan wu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("giang lan wu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( giang lan wu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("giang lan wu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.