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 dat cha snippets" » "dung va cha snippets", "dung tai cha snippets", "dung dat cho snippets", "dung dat cua snippets", "dung day cha snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung dat cha 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 dat cha snippets") OR ("data using data snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung dat cha snippets ) or ( data using data snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung dat cha snippets") or ("data using data snippets"))) or ("locating bugs code snippets"))*.