Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong luu dan slippers" » "dong luc dan slippers", "dong luan dan slippers", "thong luu dan slippers", "dong luu van slippers", "dong luu hanh slippers", "dong luat dan slippers", "dong luu dan slippery", "dong luu dan 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: (((("python using java snippets") or ("dong luu dan slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dong luu dan slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dong luu dan slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dong luu dan slippers"))) or ("locating bug code snippets"))*.