Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung le doi snippets" » "dung le code snippets", "dung len doi snippets", "dung he doi snippets", "dung de doi snippets", "dung te doi snippets", "dung ly doi snippets", "dung ve doi snippets"
"python using java snippets" » "python using data snippets"

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

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