Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duc thinh da snippets" » "duc thinh code snippets", "duc thanh da snippets", "quoc thinh da snippets", "duc minh da snippets", "duc tinh da snippets", "duc trinh da snippets", "duc thinh ha 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: (((("python using java snippets") or ("duc thinh da snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("duc thinh da snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( duc thinh da snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("duc thinh da snippets"))) or ("locating bug core snippets"))*.