Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung ha canh snippets" » "dung ha code snippets", "dung va canh snippets", "dung he canh snippets", "dung khoa canh snippets", "dung ha anh snippets", "dung ha manh snippets", "dung khia canh 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: (((("dung ha canh snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung ha canh snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung ha canh snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung ha canh snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.