Perhaps you should try some spelling variations:
"creating a lua snippets" » "creating _ lua snippets", "creating ca lua snippets"
"reading a chau snippets" » "reading _ chau snippets", "reading 1 chau snippets", "reading 2 chau snippets", "reading ha chau snippets", "reading lai chau snippets", "reading hat chau 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: (((("reading a chau snippets") or ("creating a lua snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("reading a chau snippets") OR ("creating a lua snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( reading a chau snippets ) or ( creating a lua snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("reading a chau snippets") or ("creating a lua snippets"))) or ("locating bug code snippets"))*.