Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chao chu cho snippets" » "cho chu cho snippets", "cua chu cho snippets", "cao cho cho snippets", "chao cu cho snippets", "chao chu ho snippets", "chao chung cho 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: (((("chao chu cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chao chu cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chao chu cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chao chu cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.