Perhaps you should try some spelling variations:
"trong nuoc oi snippets" » "trong cuoc oi snippets", "song nuoc oi snippets", "trong tuc oi snippets", "trong nuoc doi snippets", "trong nuoc o snippets", "trong nuoc tuoi snippets"
"dung java java snippets" » "dung va java snippets"
"locating bug code snippets" » "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: (((("dung java java snippets") or ("trong nuoc oi snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("trong nuoc oi snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( trong nuoc oi snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("trong nuoc oi snippets"))) or ("locating bug code snippets"))*.