Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"mai trinh java snippets" » "mai tinh java snippets", "lap trinh java snippets", "mai thanh java snippets", "mai trinh 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: (((("mai trinh java snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mai trinh java snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mai trinh java snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mai trinh java snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.