Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang gia co snippets" » "dang giao co snippets", "danh gia co snippets", "dan gia co snippets", "dang gian co snippets", "dang giau co snippets", "dang gia cong 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: (((("dang gia co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang gia co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang gia co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang gia co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.