Perhaps you should try some spelling variations:
"python missing data snippets" » "python using data snippets"
"ly a chau snippets" » "ly a code snippets", "ly ha chau snippets", "ly lai chau snippets", "ly hat chau snippets", "ly va chau snippets", "ly ca chau snippets"
"locating bug core snippets" » "locating bug code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("ly a chau snippets") or ("python missing data snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ly a chau snippets") OR ("python missing data snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( ly a chau snippets ) or ( python missing data snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ly a chau snippets") or ("python missing data snippets"))) or ("locating bug core snippets"))*.