Perhaps you should try some spelling variations:
"using java core snippets" » "using data core snippets"
"lai va cau snippets" » "loai va cau snippets", "mai va cau snippets", "dai va cau snippets", "lai van cau snippets", "lai va cac snippets", "lai va dau snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code 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: (((("using java core snippets") OR ("lai va cau snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using java core snippets ) or ( lai va cau snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java core snippets") or ("lai va cau snippets"))) or ("locating bug code snippets"))*.