Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuu thuc moi snippets" » "cuu tac moi snippets", "cuu thuoc moi snippets", "cuu thu moi snippets", "cuu thuc doi 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 thuc moi 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 thuc moi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuu thuc moi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuu thuc moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.