Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cot tu cung snippets" » "cot tu chung snippets", "cot tu cuong snippets", "cot tuc cung snippets", "co tu cung snippets", "con tu cung snippets", "bot tu cung 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: (((("cot tu cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cot tu cung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cot tu cung snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cot tu cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.