Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"do tang tu snippets" » "de tang tu snippets", "do dang tu snippets", "cao tang tu snippets", "do thang tu snippets", "do trang tu snippets", "do nang tu snippets"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("do tang tu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( do tang tu snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("do tang tu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.