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