Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuu duoc son snippets" » "cuu dac son snippets", "che duoc son snippets", "co duoc son snippets", "cuu quoc son snippets", "cuu cuoc song snippets", "cuu duoc dong 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: (((("cuu duoc son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuu duoc son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuu duoc son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuu duoc son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.