Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xac va hanh slippers" » "xac van hanh slippers", "xac va thanh slippers", "xac va danh slippers", "tac va hanh slippers", "ac va hanh slippers", "bac va hanh slippers", "xac va hanh slippery", "xac va hanh grippers"
"locating bug code snippets" » "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: (((("xac va hanh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( xac va hanh slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("xac va hanh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.