Perhaps you should try some spelling variations:
"using data caicode snippets" » "using java caicode snippets", "using sat caicode snippets", "missing data caicode snippets", "using data caicore snippets"
"dung cao so snippets" » "duong cao so snippets", "dung cho so snippets", "dung co so snippets", "dung cao son snippets", "dung cao su snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 cao so snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using data caicode snippets") OR ("dung cao so snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using data caicode snippets ) or ( dung cao so snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using data caicode snippets") or ("dung cao so snippets"))) or ("locating bug code snippets"))*.