Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuy de ton snippets" » "thuy den ton snippets", "thuy do ton snippets", "thuy dien ton snippets", "thuy de toni snippets", "thuy de tin snippets", "thuy ke ton 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: (((("thuy de ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuy de ton snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuy de ton snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuy de ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.