Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nae tap cong snippets" » "nae tmcp cong snippets", "nae cac cong snippets", "nae tap co snippets", "name tap cong 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: (((("nae tap cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nae tap cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nae tap cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nae tap cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.