Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong tb danh slippers" » "dong tu danh slippers", "dong tai danh slippers", "dong tin danh slippers", "dong te danh slippers", "dong tac danh slippers", "dong tao danh slippers", "dong tb danh slippery", "dong tb danh 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: (((("dong tb danh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong tb danh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong tb danh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong tb danh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.