Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thao sat che snippets" » "khao sat che snippets", "thao van che snippets", "tao sau che snippets", "thao sach che snippets", "thao sang che snippets", "thao hat cheo 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: (((("thao sat che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thao sat che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thao sat che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thao sat che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.