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