Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vat le cong snippets" » "vat len cong snippets", "vat te cong snippets", "vat ve cong snippets", "vat ly cong snippets", "vat li cong snippets", "vat de cong 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: (((("vat le cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vat le cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vat le cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vat le cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.