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