Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung mai cho snippets" » "dung tai cho snippets", "dung sai cho snippets", "dung hai cho snippets", "dung mai co snippets", "dung lai cho snippets", "dung moi cho 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 cho 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 cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung mai cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung mai cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.