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