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