Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huy toan von snippets" » "huy tran von snippets", "huu toan von snippets", "huy hoang von snippets", "huy toan ban snippets", "huy toan hoc snippets", "huy toan ho snippets"
"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: (((("huy toan von snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("huy toan von snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huy toan von snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huy toan von snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.