Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung dat trinh snippets" » "dung dan trinh snippets", "dung lap trinh snippets", "dung dat trong snippets", "dung va trinh snippets", "dung tai trinh snippets"
"hang va java snippets" » "hang java java snippets", "nang va java snippets", "dang va java snippets", "hanh 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: (((("hang va java snippets") or ("dung dat trinh snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang va java snippets") OR ("dung dat trinh snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hang va java snippets ) or ( dung dat trinh snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang va java snippets") or ("dung dat trinh snippets"))) or ("locating bug core snippets"))*.