Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"kieu tan van snippets" » "kieu van van snippets", "kieu trang van snippets", "kieu thanh van snippets", "kieu tran van snippets", "kieu tang van snippets", "kieu luan van snippets", "kieu tan van slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("kieu tan van snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kieu tan van snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kieu tan van snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kieu tan van snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.