Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"phuc cua gi snippets" » "thuc cua gi snippets", "hoc cua gi snippets", "phuc vu gi snippets", "phuc cua gia snippets", "phuc cua vi snippets", "phuc cua ga snippets", "phuc cua gi 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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"phuc cua gi snippets\") OR (\"python using java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( phuc cua gi snippets ) OR ( python using java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("phuc cua gi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))*.