Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"nuoc ao duan snippets" » "nuoc bao duan snippets", "nuoc o duan snippets", "nuoc xo duan snippets", "nuoc bao quan snippets", "nuoc dao xuan snippets", "nuoc cao quan 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: (((("nuoc ao duan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nuoc ao duan snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( nuoc ao duan snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nuoc ao duan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.