Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"da lieu data snippets" » "da lieu dao snippets", "da bieu dat snippets", "da lieu da snippets", "du lieu data snippets", "da dieu data snippets", "vat lieu data snippets"
"dung java java snippets" » "dung va java snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("da lieu data snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"da lieu data snippets\") OR (\"dung java java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( da lieu data snippets ) OR ( dung java java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("da lieu data snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets"))*.