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