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