Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using low snippets" » "python using code snippets"
"cac toc trinh snippets" » "cac doc trinh snippets", "cac hoc trinh snippets", "cac tra trinh snippets", "cac toi trinh snippets", "cac nuoc trinh snippets", "cac thoi trinh snippets"

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

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