Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using low snippets" » "python using code snippets"
"cac doc trinh snippets" » "cac doc tinh snippets", "cac doi trinh snippets", "cac hoc trinh snippets", "cac toc trinh snippets", "cac don trinh snippets", "cac dac 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: (((("cac doc trinh snippets") OR ("python using low snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"cac doc trinh snippets\") OR (\"python using low snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( cac doc trinh snippets ) OR ( python using low snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac doc trinh snippets") OR ("python using low snippets"))) OR ("locating bug core snippets"))*.