Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuan bi cac snippets" » "chuan he cac snippets", "chuan li cac snippets", "chuan bi bac snippets", "chuan bien cac 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: (((("chuan bi cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chuan bi cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuan bi cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuan bi cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.