Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cua van canh snippets" » "cua van code snippets", "cua van anh snippets", "cua van hanh snippets", "cua van manh snippets", "cua ban canh snippets", "cua dan canh snippets", "cua vat canh snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cua van canh snippets") OR ("python using data snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"cua van canh snippets\") OR (\"python using data snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( cua van canh snippets ) OR ( python using data snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua van canh snippets") OR ("python using data snippets"))) OR ("locating bug core snippets"))*.