Perhaps you should try some spelling variations:
"chung chi code snippets" » "thuong chi code snippets", "chung cu code snippets", "chung vi code snippets", "chung cfd code snippets", "chung chi con snippets", "chung chi cong snippets"
"trong ca code slippers" » "trong cac code slippers", "trong van code slippers", "trong nha code slippers", "trong cfd code slippers"
"locating bug code 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: (((("chung chi code snippets") or ("trong ca code slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chung chi code snippets") OR ("trong ca code slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chung chi code snippets ) or ( trong ca code slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chung chi code snippets") or ("trong ca code slippers"))) or ("locating bug code snippets"))*.