Perhaps you should try some spelling variations:
"creating ke trong snippets" » "creating a trong snippets", "creating le trong snippets", "creating ke trang snippets", "creating ben trong snippets", "creating ke trong slippers"
"creating _ a snippets" » "creating _ a slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("creating _ a snippets") or ("creating ke trong snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("creating _ a snippets") OR ("creating ke trong snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( creating _ a snippets ) or ( creating ke trong snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("creating _ a snippets") or ("creating ke trong snippets"))) or ("locating bug code snippets"))*.