Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tao nhoi cho snippets" » "tao hoi cho snippets", "tao khoi cho snippets", "tao nhan cho snippets", "tao noi cho snippets", "tao choi 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: (((("tao nhoi 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: (((("tao nhoi cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tao nhoi cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao nhoi cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.