Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van tuan dat slippers" » "van quan dat slippers", "van ban dat slippers", "anh tuan dat slippers", "van tan dat slippers", "van tuat dat slippers", "van thanh dat slippers", "van tuan dat slippery", "van tuan dat 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 tuan dat 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 tuan dat slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( van tuan dat slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("van tuan dat slippers"))) or ("locating bug code snippets"))*.