Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van trinh vi slippers" » "van thinh vi slippers", "van tinh vi slippers", "dan trinh vi slippers", "van trinh va slippers", "van trinh ve slippers", "van trinh viet slippers", "van trinh vi slippery", "van trinh 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: (((("van trinh 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: (((("van trinh vi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van trinh vi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van trinh vi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.