Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trong dung doi snippets" » "trong dung code snippets", "thong dung doi snippets", "trung dung doi snippets", "trong rung doi snippets", "trong huong doi snippets", "trong dung tai snippets", "trong dung co snippets"
"dung java java snippets" » "dung va java 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 dung doi snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong dung doi snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( trong dung doi snippets ) or ( dung java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong dung doi snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))*.