Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"qua du minh snippets" » "qua duc minh snippets", "qua duy minh snippets", "qua vu minh snippets", "qua dau minh snippets", "qua su minh snippets", "qua cu minh snippets", "qua du minh 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: (((("qua du minh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( qua du minh snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("qua du minh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.