Perhaps you should try some spelling variations:
"using data caicode snippets" » "using data code snippets", "using java caicode snippets", "using sat caicode snippets", "missing data caicode snippets"
"locating bug core snippets" » "locating bug code snippets"
"dung dat do snippets" » "dung dat code snippets", "dung va do snippets", "dung tai do snippets", "dung dat doc snippets", "dung dat o snippets", "dung dat de 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: (((("using data caicode snippets") or ("dung dat do snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using data caicode snippets") OR ("dung dat do snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( using data caicode snippets ) or ( dung dat do snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using data caicode snippets") or ("dung dat do snippets"))) or ("locating bug core snippets"))*.