Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"nhung v tri snippets" » "hung v tri snippets", "nhung _ tri snippets", "nhung y tri snippets", "nhung ve tri snippets", "nhung vi tri snippets", "nhung va tri 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: (((("python using java snippets") OR ("nhung v tri snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( nhung v tri snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("nhung v tri snippets"))) or ("locating bug core snippets"))*.