Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"het cac quoc snippets" » "het cac nuoc snippets", "het cac cuoc snippets", "het cao quoc snippets", "he cac quoc snippets", "hieu cac quoc snippets", "hien cac quoc snippets", "het cac quoc 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: (((("het cac quoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("het cac quoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( het cac quoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("het cac quoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.