Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"doi cua de snippets" » "doi cua code snippets", "hoi cua de snippets", "dai cua de snippets", "dong cua de snippets", "doi cua te snippets", "doi cua du snippets", "doi cua he 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: (((("doi cua de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi cua de snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( doi cua de snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi cua de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.