Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"jun zhang ca snippets" » "jun zhang code snippets", "juan zhang ca snippets", "jing zhang ca snippets", "yuan zhang ca snippets", "jun hang ca snippets", "jun thang cua snippets", "jun hang cua 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: (((("python using java snippets") or ("jun zhang ca snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("jun zhang ca snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( jun zhang ca snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("jun zhang ca snippets"))) or ("locating bug core snippets"))*.