Perhaps you should try some spelling variations:
"python missing data snippets" » "python using data snippets"
"can thi ho snippets" » "cau thi ho snippets", "dan thi ho snippets", "van thi ho snippets", "can thi hao snippets", "can thi hoa snippets", "can thi tho 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: (((("can thi ho snippets") or ("python missing data snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("can thi ho snippets") OR ("python missing data snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( can thi ho snippets ) or ( python missing data snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("can thi ho snippets") or ("python missing data snippets"))) or ("locating bug code snippets"))*.