Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"jing tan ca snippets" » "jing wang ca snippets", "giang tan ca snippets", "jing yang ca snippets", "jing tan cua snippets", "jing tang ca snippets", "jing dan ca 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: (((("jing tan ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("jing tan ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( jing tan ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("jing tan ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.