Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"using java java snippets" » "using data java snippets", "using java java slippers"
"dan cho trac snippets" » "dan cho rac snippets", "dan pho trach snippets", "dan cho cac snippets", "danh cho trac snippets", "san cho trac snippets", "dac cho trac snippets", "dan cho trac slippers"

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

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