Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"bua dan thi snippets" » "cua dan thi snippets", "mua dan thi snippets", "qua dan thi snippets", "bua dang thi snippets", "bua tran thi snippets", "bua dinh thi 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: (((("bua dan thi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( bua dan thi snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("bua dan thi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.