Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"danh chi tu snippets" » "danh cho tu snippets", "dinh chi tu snippets", "banh chi tu snippets", "danh choi tu snippets", "danh cai tu snippets", "danh thi tu snippets", "danh chi tu slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("danh chi tu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( danh chi tu snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("danh chi tu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.