Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhan mo toi snippets" » "nhan my toi snippets", "phan mo toi snippets", "nhap mon toi snippets", "nhan mo tai snippets", "nhan co toi snippets", "nhan mo hoi 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 mo toi 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 mo toi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan mo toi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan mo toi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.