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