Perhaps you should try some spelling variations:
"using java a snippets" » "using data a snippets", "using java _ snippets", "using java can snippets"
"doi cong cuoc snippets" » "doi song cuoc snippets", "doi trong cuoc snippets", "doi luong cuoc snippets", "noi cong cuoc snippets", "moi cong cuoc snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

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