Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dai tu da snippets" » "dai thu da snippets", "tai tu da snippets", "mai tu da snippets", "dai tu dat snippets", "dai tu dau snippets", "dai tu dan 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: (((("dai tu da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dai tu da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dai tu da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dai tu da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.