Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nep tong don snippets" » "nep song don snippets", "noi tong don snippets", "cap tong don snippets", "nep tong son snippets", "nep trong dong 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: (((("nep tong don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nep tong don snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nep tong don snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nep tong don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.