Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"doi cua da snippets" » "doi cua code snippets", "hoi cua da snippets", "dai cua da snippets", "dong cua da snippets", "doi cua dan snippets", "doi cua dai snippets", "doi cua dam 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 da 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 da snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( doi cua da snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi cua da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.