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