Perhaps you should try some spelling variations:
"tran kinh java snippets" » "than kinh java snippets", "tran dinh java snippets", "tran minh java snippets", "tran trinh java snippets", "tran kinh kala snippets", "tran kinh va snippets", "tran kinh java slippers"
"dong bug code snippets" » "dong bang code snippets", "dong hung code snippets", "dong cung code snippets", "dong bug code slippers", "dong bug core snippets"
"locating bug code snippets" » "locating bug code slippers", "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: (((("tran kinh java snippets") or ("dong bug code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran kinh java snippets") OR ("dong bug code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tran kinh java snippets ) or ( dong bug code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran kinh java snippets") or ("dong bug code snippets"))) or ("locating bug code snippets"))*.