Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"sach han tu snippets" » "sach tham tu snippets", "sach danh tu snippets", "sach nang tu snippets", "sach phan tu snippets", "sach hanh tu snippets", "sach ban tu snippets"
"locating bug core snippets" » "locating bug code 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 code snippets") or ("sach han tu snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("sach han tu snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( sach han tu snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("sach han tu snippets"))) or ("locating bug core snippets"))*.