Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tao khoi cap snippets" » "tao hoi cap snippets", "thao khoa cap snippets", "lao khoa cap snippets", "tao khoa cap snippets", "tao khoi can snippets", "tao khoi bay 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 khoi cap 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 khoi cap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tao khoi cap snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao khoi cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.