Perhaps you should try some spelling variations:
"using lbm code snippets" » "using ibm code snippets", "using low code snippets", "using l code snippets", "using lbm core snippets"
"dung cac doi snippets" » "luong cac doi snippets", "dung cho doi snippets", "dung tai doi snippets", "dung cac dai snippets", "dung cac toi snippets", "dung cau doi snippets"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code 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: (((("using lbm code snippets") or ("dung cac doi snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using lbm code snippets") OR ("dung cac doi snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using lbm code snippets ) or ( dung cac doi snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using lbm code snippets") or ("dung cac doi snippets"))) or ("locating bug code snippets"))*.