Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"data using data snippets" » "data using java snippets", "data using sat snippets", "data missing data snippets"
"dung toc cham snippets" » "dung hoc cham snippets", "dung coc cham snippets", "dung toi cham snippets", "dung toc thai snippets"

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

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