Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"long ha hoi snippets" » "dong ha hoi snippets", "cong ha hoi snippets", "dong hoa hoi snippets", "long hoa hoi snippets", "long ha noi snippets", "long xa hoi 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: (((("long ha hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("long ha hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( long ha hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("long ha hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.