Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung mai se snippets" » "dung tai se snippets", "dung sai se snippets", "dung hai se snippets", "dung mai me snippets", "dung mai su 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: (((("dung mai se snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung mai se snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung mai se snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung mai se snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.