Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using thep cho snippets" » "using thep code snippets", "using them cho snippets", "using deep cho snippets", "using tip cho snippets", "using tap cho snippets", "using hop cho snippets", "using theo chu snippets"
"dung java java snippets" » "dung va java 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 thep cho snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using thep cho snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( using thep cho snippets ) or ( dung java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using thep cho snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))*.