Perhaps you should try some spelling variations:
"van tinh java snippets" » "van trinh java snippets", "van think java snippets", "van tinh va snippets", "van thinh java snippets", "van minh java snippets", "ban tinh java snippets", "van tinh java slippers"
"dong co code snippets" » "dong cfd code snippets", "cong co code snippets", "dung co code snippets", "dong co code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code 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 co code snippets") or ("van tinh java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong co code snippets") OR ("van tinh java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong co code snippets ) or ( van tinh java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong co code snippets") or ("van tinh java snippets"))) or ("locating bug code snippets"))*.