Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cao dan mo snippets" » "cao dan code snippets", "cao dang mo snippets", "cao danh mo snippets", "cac dan mo snippets", "cao dan mon snippets", "cao dan so snippets", "cao fan mo 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: (((("cao dan mo snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cao dan mo snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cao dan mo snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cao dan mo snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.