Perhaps you should try some spelling variations:
"data using java snippets" » "data using data snippets", "data using java slippers"
"cong cot thep snippets" » "tong cot thep snippets", "cong co thep snippets", "cong coc thep snippets", "cong cot thep slippers", "cong cot theo snippets", "cong cot tiep snippets", "cong cot them snippets"
"locating bug code snippets" » "locating bug code slippers", "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: (((("data using java snippets") or ("cong cot thep snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("data using java snippets") OR ("cong cot thep snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( data using java snippets ) or ( cong cot thep snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("data using java snippets") or ("cong cot thep snippets"))) or ("locating bug code snippets"))*.