Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"com mot cho snippets" » "co mot cho snippets", "chon mot cho snippets", "cong mot cho snippets", "com mo cho snippets", "com moi cho snippets", "com mot 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: (((("com mot 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: (((("com mot cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( com mot cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("com mot cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.