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