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