Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao de dong snippets" » "dao den dong snippets", "dao di dong snippets", "dao de dang snippets", "nao de dong snippets", "dai de 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: (((("dao de dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dao de dong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao de dong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao de dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.