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