Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"hung vu han snippets" » "hung v han snippets", "chung cu han snippets", "chung tu han snippets", "hung vu hoan snippets", "hung vu hanh snippets", "hung vu khan snippets"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hung vu han snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( hung vu han snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("hung vu han snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.