Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"xin van thi snippets" » "dinh van thi snippets", "dien van thi snippets", "gian van thi snippets", "xin van tai snippets", "xin dan thi snippets", "xin van thu snippets", "xin van thi 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: (((("xin van thi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xin van thi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xin van thi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xin van thi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.