Perhaps you should try some spelling variations:
"lan tranh java snippets" » "lan trinh java snippets", "lan tranh va snippets", "lanh tranh java snippets", "luan tranh java snippets", "can tranh java snippets", "lan tranh java slippers"
"dang dung code snippets" » "dan dung code snippets", "dang hung code snippets", "dang quang code snippets", "dang dung cong snippets", "dang dung co snippets", "dang dung de snippets", "dang dung code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code 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: (((("lan tranh java snippets") or ("dang dung code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lan tranh java snippets") OR ("dang dung code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lan tranh java snippets ) or ( dang dung code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lan tranh java snippets") or ("dang dung code snippets"))) or ("locating bug code snippets"))*.