Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"xac dan thi snippets" » "cac dan thi snippets", "bac dan thi snippets", "sac dan thi snippets", "xac dang thi snippets", "xac tran thi snippets", "xac dinh thi snippets", "xac dan thi slippers"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("xac dan thi snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xac dan thi snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( xac dan thi snippets ) or ( python using java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xac dan thi snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.