Perhaps you should try some spelling variations:
"learning via trac snippets" » "learning a trac snippets", "learning video trac snippets", "learning data trac snippets", "learning va trac snippets", "learning gia trac snippets", "learning vi trac snippets", "learning via trac slippers"
"creating _ a snippets" » "creating _ a slippers"
"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: (((("learning via trac snippets") or ("creating _ a snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("learning via trac snippets") OR ("creating _ a snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( learning via trac snippets ) or ( creating _ a snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("learning via trac snippets") or ("creating _ a snippets"))) or ("locating bug code snippets"))*.