Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"doi khien so snippets" » "doi khien code snippets", "doi hien so snippets", "doi kien so snippets", "doi khi so snippets", "doi khien mo snippets", "doi khien hoc snippets", "doi khien cho 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: (((("doi khien so snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"doi khien so snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( doi khien so snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi khien so snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.