Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xuat vat can snippets" » "xuat va can snippets", "xuat vac can snippets", "thuat vat can snippets", "xuat vat ran snippets", "xuat bat can snippets", "xuat mat can 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: (((("xuat vat can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xuat vat can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xuat vat can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xuat vat can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.