Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuan doi co snippets" » "chuan do co snippets", "khuan doi co snippets", "chuan doan co snippets", "chuan doi bo snippets", "chuan moi co snippets", "chuan hoi co 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: (((("chuan doi 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: (((("chuan doi co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuan doi co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuan doi co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.