Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung dieu ca snippets" » "dung dieu code snippets", "duong dieu ca snippets", "dang dieu ca snippets", "dung hieu ca snippets", "dung dieu cua snippets", "dung dieu can snippets", "dung dieu cam 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 dieu ca 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 dieu ca snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung dieu ca snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung dieu ca snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.