Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chan kim mo snippets" » "chan im mo snippets", "phan kim mo snippets", "phan kiem mo snippets", "chan kim mi snippets", "chan kim ho snippets", "chan kim o 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: (((("chan kim mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chan kim mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chan kim mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chan kim mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.