Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuan do he snippets" » "chuan dao he snippets", "chuan co he snippets", "chuan doan he snippets", "chuan do ke snippets", "chuan do le snippets", "chuan do ve 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 do he 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 do he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuan do he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuan do he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.