Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung du doc snippets" » "dung du code snippets", "dung de doc snippets", "dung cu doc snippets", "dung cua doc snippets", "dung duy doc snippets", "dung du hoc snippets", "dung nu doc 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: (((("python using java snippets") OR ("dung du doc snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"python using java snippets\") OR (\"dung du doc snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( python using java snippets ) OR ( dung du doc snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") OR ("dung du doc snippets"))) OR ("locating bug core snippets"))*.