Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong li co snippets" » "dong li code snippets", "cong li co snippets", "hong li co snippets", "dong bi co snippets", "dong loi co snippets", "dong ly co snippets", "dong xi co snippets"
"python using java snippets" » "python using data snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dong li co snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong li co snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dong li co snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong li co snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.