Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac cau sach slippers" » "cac cao sach slippers", "cac hau sach slippers", "cac rau sach slippers", "cac mau sach slippers", "bac cau sach slippers", "ca cau sach slippers", "cac cau sach slippery", "cac cau sach 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: (((("cac cau sach slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac cau sach slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac cau sach slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac cau sach slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.