Perhaps you should try some spelling variations:
"hoc thieu code snippets" » "toc thieu code snippets", "hoc hien code snippets", "hoc thieu core snippets", "hoc thieu code slippers"
"dcung bug code snippets" » "dcung bug core snippets", "dcung bug code slippers", "dcung bung code snippets", "dcung bugs code snippets"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "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: (((("hoc thieu code snippets") or ("dcung bug code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc thieu code snippets") OR ("dcung bug code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc thieu code snippets ) or ( dcung bug code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc thieu code snippets") or ("dcung bug code snippets"))) or ("locating bug code snippets"))*.