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

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cong trinh han snippets") or ("dong trinh java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong trinh han snippets") OR ("dong trinh java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong trinh han snippets ) or ( dong trinh java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong trinh han snippets") or ("dong trinh java snippets"))) or ("locating bug code snippets"))*.