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