Perhaps you should try some spelling variations:
"dung trinh han snippets" » "dung tinh han snippets", "dong trinh han snippets", "cong trinh han snippets", "dung trinh quan snippets", "dung trinh han slippers"
"hang java java snippets" » "hang va java snippets", "hang java java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"dung trinh han snippets\") OR (\"hang java java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( dung trinh han snippets ) OR ( hang java java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dung trinh han snippets") OR ("hang java java snippets"))) OR ("locating bug code snippets"))*.