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