Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"than ky cho snippets" » "than ke cho snippets", "than ly cho snippets", "thanh ky cho snippets", "phan ky cho snippets", "tran ky cho 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: (((("than ky cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("than ky cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( than ky cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("than ky cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.