Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"ca hon don snippets" » "ca hon code snippets", "ca hoa don snippets", "ca hon loan snippets", "ca hong son snippets", "cao hon don snippets", "cua hon don snippets", "cay hong don 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: (((("ca hon don snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ca hon don snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( ca hon don snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ca hon don snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.