Perhaps you should try some spelling variations:
"hanh cap trinh snippets" » "hanh lap trinh snippets", "hanh tap tinh snippets", "hanh co trinh snippets", "hanh cac trinh snippets", "hanh cat trinh snippets", "hanh cad trinh snippets", "hanh cap trinh slippers"
"dung cho code snippets" » "dung cho cong snippets", "dung cfd code snippets", "dung cho con snippets", "dung cho code slippers"
"locating bug code 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: (((("hanh cap trinh snippets") or ("dung cho code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh cap trinh snippets") OR ("dung cho code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh cap trinh snippets ) or ( dung cho code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh cap trinh snippets") or ("dung cho code snippets"))) or ("locating bug code snippets"))*.