Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhan cac ke snippets" » "nhan cach ke snippets", "phan cac ke snippets", "nhan mac ke snippets", "nhan cac ket snippets", "nhan tac ke snippets", "nhan cac ky 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 cac 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 cac ke snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan cac ke snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan cac ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.