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