Perhaps you should try some spelling variations:
"trinh kiem va snippets" » "trinh kinh va snippets", "trinh dien va snippets", "trinh ke va snippets", "trinh kien va snippets", "trinh kiem tra snippets", "trinh nhiem va snippets", "trinh kiem va slippers"
"pang java java snippets" » "pang java java 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: (((("trinh kiem va snippets") or ("pang java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh kiem va snippets") OR ("pang java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh kiem va snippets ) or ( pang java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh kiem va snippets") or ("pang java java snippets"))) or ("locating bug code snippets"))*.