Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dang ngoc mo snippets" » "dang ngoc code snippets", "hoang ngoc mo snippets", "van ngoc mo snippets", "dang nghe mo snippets", "dang ngoc my snippets", "dang ngoc hoa snippets", "dang ngoc son 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: (((("dang ngoc 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: (((("dang ngoc mo snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dang ngoc mo snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang ngoc mo snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.