Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"do duc thinh slippers" » "do duc thanh slippers", "do quoc thinh slippers", "do duc minh slippers", "dao duc thinh slippers", "do duy thinh slippers", "do duc thinh slippery", "do duc thinh 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("do duc thinh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("do duc thinh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( do duc thinh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("do duc thinh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.