Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tien dung co snippets" » "tin dung co snippets", "tieu dung co snippets", "tien luong co snippets", "tien dung cho snippets", "tien dung cong snippets", "tien dung cua 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: (((("tien dung 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: (((("tien dung co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tien dung co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tien dung co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.