Perhaps you should try some spelling variations:
"data using data snippets" » "data using java snippets", "data using sat snippets", "data missing data snippets"
"using low dose snippets" » "using low noise snippets", "using low cost snippets"
"locating bug code snippets" » "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: (((("using low dose snippets") or ("data using data snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using low dose snippets") OR ("data using data snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using low dose snippets ) or ( data using data snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using low dose snippets") or ("data using data snippets"))) or ("locating bug code snippets"))*.