Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"van lu lanh snippets" » "van lu hanh snippets", "van ly lanh snippets", "van tu lanh snippets", "van luc lanh snippets", "van du lanh snippets", "van le lanh snippets", "van lu lanh 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: (((("van lu lanh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( van lu lanh snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("van lu lanh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.