Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"wei tran chi snippets" » "wei tran code snippets", "wei tan chi snippets", "thi tran chi snippets", "wei tang chi snippets", "wei trang chi snippets", "wei tran thi snippets", "wei toan chi 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: (((("wei tran chi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("wei tran chi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( wei tran chi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("wei tran chi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.