Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc dung vi slippers" » "hoc ung vi slippers", "hoc dan vi slippers", "hoc cong vi slippers", "hoc dung va slippers", "hoc dung viet slippers", "hoc dung tai slippers", "hoc dung vi slippery", "hoc dung vi 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: (((("hoc dung vi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc dung vi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc dung vi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc dung vi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.